pair,contact1,contact2,flow1,flow2 2pmz_C_,1,4,1,1 2pmz_C_,2,6,1,1 2pmz_C_,3,7,1,1 2pmz_C_,4,8,1,1 2pmz_C_,5,9,1,1 2pmz_C_,6,10,1,1 2pmz_C_,7,11,1,1 2pmz_C_,10,13,1,1 2pmz_C_,11,23,1,1 2pmz_C_,14,19,1,1 2pmz_C_,20,22,1,1 2pmz_C_,21,25,1,1 2pmz_C_,22,26,1,1 2pmz_C_,23,26,1,1 2pmz_C_,23,27,1,1 2pmz_C_,24,28,1,1 2pmz_C_,27,29,1,1 2pmz_C_,27,30,1,1 2pmz_C_,27,31,1,1 2pmz_C_,36,37,1,1 2pmz_C_,36,40,1,1 2pmz_C_,39,42,1,1 2pmz_C_,39,43,1,1 2pmz_C_,40,44,1,1 2pmz_C_,42,46,1,1 2pmz_C_,49,52,1,1 2pmz_C_,50,51,1,1 2pmz_C_,50,53,1,1 2pmz_C_,59,62,1,1 2pmz_C_,59,63,1,1 2pmz_C_,60,64,1,1 2pmz_C_,61,65,1,1 2pmz_C_,63,67,1,1 2pmz_C_,64,68,1,1 2pmz_C_,66,69,1,1 2pmz_C_,66,70,1,1 2pmz_C_,69,72,1,1 2pmz_C_,71,74,1,1 2pmz_C_,72,75,1,1 2pmz_C_,79,83,1,1 2pmz_C_,80,84,1,1 2pmz_C_,81,85,1,1 2pmz_C_,81,180,1,1 2pmz_C_,83,86,1,1 2pmz_C_,83,87,1,1 2pmz_C_,84,93,1,1 2pmz_C_,86,213,1,1 2pmz_C_,89,91,1,1 2pmz_C_,95,97,1,1 2pmz_C_,97,137,1,1 2pmz_C_,98,157,1,1 2pmz_C_,99,135,1,1 2pmz_C_,100,152,1,1 2pmz_C_,106,132,1,1 2pmz_C_,110,114,1,1 2pmz_C_,112,115,1,1 2pmz_C_,112,116,1,1 2pmz_C_,113,117,1,1 2pmz_C_,116,119,1,1 2pmz_C_,123,138,1,1 2pmz_C_,127,134,1,1 2pmz_C_,128,131,1,1 2pmz_C_,137,139,1,1 2pmz_C_,141,144,1,1 2pmz_C_,144,147,1,1 2pmz_C_,148,151,1,1 2pmz_C_,152,155,1,1 2pmz_C_,160,164,1,1 2pmz_C_,161,163,1,1 2pmz_C_,163,167,1,1 2pmz_C_,164,168,1,1 2pmz_C_,165,169,1,1 2pmz_C_,165,210,1,1 2pmz_C_,169,173,1,1 2pmz_C_,170,173,1,1 2pmz_C_,170,174,1,1 2pmz_C_,171,175,1,1 2pmz_C_,173,176,1,1 2pmz_C_,173,177,1,1 2pmz_C_,174,178,1,1 2pmz_C_,175,179,1,1 2pmz_C_,176,180,1,1 2pmz_C_,178,182,1,1 2pmz_C_,181,185,1,1 2pmz_C_,183,187,1,1 2pmz_C_,184,187,1,1 2pmz_C_,193,195,1,1 2pmz_C_,194,198,1,1 2pmz_C_,195,199,1,1 2pmz_C_,196,200,1,1 2pmz_C_,197,201,1,1 2pmz_C_,198,202,1,1 2pmz_C_,201,204,1,1 2pmz_C_,201,205,1,1 2pmz_C_,207,209,1,1 2pmz_C_,211,217,1,1 2pmz_C_,213,219,1,1 2pmz_C_,219,223,1,1 2pmz_C_,221,223,1,1 2pmz_C_,224,227,1,1 2pmz_C_,224,249,1,1 2pmz_C_,224,255,1,1 2pmz_C_,225,229,1,1 2pmz_C_,226,230,1,1 2pmz_C_,227,230,1,1 2pmz_C_,228,231,1,1 2pmz_C_,229,234,1,1 2pmz_C_,236,239,1,1 2pmz_C_,237,241,1,1 2pmz_C_,239,243,1,1 2pmz_C_,240,244,1,1 2pmz_C_,247,248,1,1 2pmz_C_,254,257,1,1 2pmz_C_,254,258,1,1 2pmz_C_,255,259,1,1 2pmz_C_,256,262,1,1 2pmz_C_,266,269,1,1