pair,contact1,contact2,flow1,flow2 2a3u_A_,1,261,1,1 2a3u_A_,1,262,1,1 2a3u_A_,3,7,1,1 2a3u_A_,4,8,1,1 2a3u_A_,5,9,1,1 2a3u_A_,6,10,1,1 2a3u_A_,7,11,1,1 2a3u_A_,8,12,1,1 2a3u_A_,9,13,1,1 2a3u_A_,10,14,1,1 2a3u_A_,11,15,1,1 2a3u_A_,12,16,1,1 2a3u_A_,12,19,1,1 2a3u_A_,12,35,1,1 2a3u_A_,12,36,1,1 2a3u_A_,14,251,1,1 2a3u_A_,15,241,1,1 2a3u_A_,18,39,1,1 2a3u_A_,18,239,1,1 2a3u_A_,20,237,1,1 2a3u_A_,21,35,1,1 2a3u_A_,22,235,1,1 2a3u_A_,23,32,1,1 2a3u_A_,23,33,1,1 2a3u_A_,23,232,1,1 2a3u_A_,23,265,1,1 2a3u_A_,24,233,1,1 2a3u_A_,25,28,1,1 2a3u_A_,25,29,1,1 2a3u_A_,25,30,1,1 2a3u_A_,26,166,1,1 2a3u_A_,26,231,1,1 2a3u_A_,27,166,1,1 2a3u_A_,28,30,1,1 2a3u_A_,30,265,1,1 2a3u_A_,36,39,1,1 2a3u_A_,37,157,1,1 2a3u_A_,37,159,1,1 2a3u_A_,40,239,1,1 2a3u_A_,41,156,1,1 2a3u_A_,43,46,1,1 2a3u_A_,43,154,1,1 2a3u_A_,44,47,1,1 2a3u_A_,45,48,1,1 2a3u_A_,45,105,1,1 2a3u_A_,46,49,1,1 2a3u_A_,46,237,1,1 2a3u_A_,47,51,1,1 2a3u_A_,48,52,1,1 2a3u_A_,48,105,1,1 2a3u_A_,48,107,1,1 2a3u_A_,49,53,1,1 2a3u_A_,50,54,1,1 2a3u_A_,51,55,1,1 2a3u_A_,52,56,1,1 2a3u_A_,53,57,1,1 2a3u_A_,54,58,1,1 2a3u_A_,55,59,1,1 2a3u_A_,56,60,1,1 2a3u_A_,57,61,1,1 2a3u_A_,58,63,1,1 2a3u_A_,58,64,1,1 2a3u_A_,59,62,1,1 2a3u_A_,60,175,1,1 2a3u_A_,60,178,1,1 2a3u_A_,64,65,1,1 2a3u_A_,64,68,1,1 2a3u_A_,65,68,1,1 2a3u_A_,66,93,1,1 2a3u_A_,66,95,1,1 2a3u_A_,68,94,1,1 2a3u_A_,69,90,1,1 2a3u_A_,70,92,1,1 2a3u_A_,72,84,1,1 2a3u_A_,73,76,1,1 2a3u_A_,74,77,1,1 2a3u_A_,78,81,1,1 2a3u_A_,78,108,1,1 2a3u_A_,79,107,1,1 2a3u_A_,80,104,1,1 2a3u_A_,80,107,1,1 2a3u_A_,81,85,1,1 2a3u_A_,81,108,1,1 2a3u_A_,83,86,1,1 2a3u_A_,83,106,1,1 2a3u_A_,84,87,1,1 2a3u_A_,84,106,1,1 2a3u_A_,87,90,1,1 2a3u_A_,87,91,1,1 2a3u_A_,93,96,1,1 2a3u_A_,93,97,1,1 2a3u_A_,94,98,1,1 2a3u_A_,95,99,1,1 2a3u_A_,96,100,1,1 2a3u_A_,97,101,1,1 2a3u_A_,98,102,1,1 2a3u_A_,99,103,1,1 2a3u_A_,100,104,1,1 2a3u_A_,100,106,1,1 2a3u_A_,103,190,1,1 2a3u_A_,105,209,1,1 2a3u_A_,106,109,1,1 2a3u_A_,106,110,1,1 2a3u_A_,107,111,1,1 2a3u_A_,108,112,1,1 2a3u_A_,109,113,1,1 2a3u_A_,110,114,1,1 2a3u_A_,111,115,1,1 2a3u_A_,111,141,1,1 2a3u_A_,112,116,1,1 2a3u_A_,113,116,1,1 2a3u_A_,114,117,1,1 2a3u_A_,114,119,1,1 2a3u_A_,115,118,1,1 2a3u_A_,118,122,1,1 2a3u_A_,119,123,1,1 2a3u_A_,120,124,1,1 2a3u_A_,121,125,1,1 2a3u_A_,122,126,1,1 2a3u_A_,123,127,1,1 2a3u_A_,124,128,1,1 2a3u_A_,124,137,1,1 2a3u_A_,125,129,1,1 2a3u_A_,126,130,1,1 2a3u_A_,127,130,1,1 2a3u_A_,127,132,1,1 2a3u_A_,128,131,1,1 2a3u_A_,128,132,1,1 2a3u_A_,128,135,1,1 2a3u_A_,130,167,1,1 2a3u_A_,132,134,1,1 2a3u_A_,132,135,1,1 2a3u_A_,132,164,1,1 2a3u_A_,135,156,1,1 2a3u_A_,136,138,1,1 2a3u_A_,136,155,1,1 2a3u_A_,138,154,1,1 2a3u_A_,139,146,1,1 2a3u_A_,139,154,1,1 2a3u_A_,140,144,1,1 2a3u_A_,141,142,1,1 2a3u_A_,142,143,1,1 2a3u_A_,143,146,1,1 2a3u_A_,145,214,1,1 2a3u_A_,148,151,1,1 2a3u_A_,151,153,1,1 2a3u_A_,152,155,1,1 2a3u_A_,156,157,1,1 2a3u_A_,157,160,1,1 2a3u_A_,157,161,1,1 2a3u_A_,158,162,1,1 2a3u_A_,159,163,1,1 2a3u_A_,160,164,1,1 2a3u_A_,161,165,1,1 2a3u_A_,162,166,1,1 2a3u_A_,163,167,1,1 2a3u_A_,164,168,1,1 2a3u_A_,165,169,1,1 2a3u_A_,166,170,1,1 2a3u_A_,167,171,1,1 2a3u_A_,171,173,1,1 2a3u_A_,172,179,1,1 2a3u_A_,175,178,1,1 2a3u_A_,175,179,1,1 2a3u_A_,176,180,1,1 2a3u_A_,177,181,1,1 2a3u_A_,178,182,1,1 2a3u_A_,179,183,1,1 2a3u_A_,180,184,1,1 2a3u_A_,181,185,1,1 2a3u_A_,182,186,1,1 2a3u_A_,183,187,1,1 2a3u_A_,184,188,1,1 2a3u_A_,186,189,1,1 2a3u_A_,186,208,1,1 2a3u_A_,187,197,1,1 2a3u_A_,188,190,1,1 2a3u_A_,189,191,1,1 2a3u_A_,189,192,1,1 2a3u_A_,189,193,1,1 2a3u_A_,192,196,1,1 2a3u_A_,193,197,1,1 2a3u_A_,194,198,1,1 2a3u_A_,195,198,1,1 2a3u_A_,196,199,1,1 2a3u_A_,197,200,1,1 2a3u_A_,197,206,1,1 2a3u_A_,201,204,1,1 2a3u_A_,203,228,1,1 2a3u_A_,205,225,1,1 2a3u_A_,207,223,1,1 2a3u_A_,209,210,1,1 2a3u_A_,209,221,1,1 2a3u_A_,211,218,1,1 2a3u_A_,211,219,1,1 2a3u_A_,213,217,1,1 2a3u_A_,214,217,1,1 2a3u_A_,215,241,1,1 2a3u_A_,216,248,1,1 2a3u_A_,217,248,1,1 2a3u_A_,218,238,1,1 2a3u_A_,218,249,1,1 2a3u_A_,220,236,1,1 2a3u_A_,222,234,1,1 2a3u_A_,224,232,1,1 2a3u_A_,226,229,1,1 2a3u_A_,229,231,1,1 2a3u_A_,231,232,1,1 2a3u_A_,231,263,1,1 2a3u_A_,232,263,1,1 2a3u_A_,239,240,1,1 2a3u_A_,241,243,1,1 2a3u_A_,243,248,1,1 2a3u_A_,244,247,1,1 2a3u_A_,244,248,1,1 2a3u_A_,245,249,1,1 2a3u_A_,246,250,1,1 2a3u_A_,247,251,1,1 2a3u_A_,248,252,1,1 2a3u_A_,249,253,1,1 2a3u_A_,250,254,1,1 2a3u_A_,251,255,1,1 2a3u_A_,252,256,1,1 2a3u_A_,253,257,1,1 2a3u_A_,254,258,1,1 2a3u_A_,255,259,1,1 2a3u_A_,256,260,1,1 2a3u_A_,257,261,1,1 2a3u_A_,258,262,1,1 2a3u_A_,262,265,1,1