pair,contact1,contact2,flow1,flow2 2nr4_A_,1,3,1,1 2nr4_A_,1,4,1,1 2nr4_A_,2,5,1,1 2nr4_A_,2,7,1,1 2nr4_A_,3,6,1,1 2nr4_A_,6,12,1,1 2nr4_A_,8,12,1,1 2nr4_A_,10,32,1,1 2nr4_A_,12,30,1,1 2nr4_A_,14,28,1,1 2nr4_A_,15,60,1,1 2nr4_A_,16,26,1,1 2nr4_A_,17,58,1,1 2nr4_A_,17,60,1,1 2nr4_A_,17,91,1,1 2nr4_A_,18,24,1,1 2nr4_A_,18,50,1,1 2nr4_A_,20,54,1,1 2nr4_A_,21,53,1,1 2nr4_A_,31,38,1,1 2nr4_A_,37,118,1,1 2nr4_A_,39,116,1,1 2nr4_A_,41,114,1,1 2nr4_A_,42,45,1,1 2nr4_A_,43,111,1,1 2nr4_A_,43,112,1,1 2nr4_A_,45,48,1,1 2nr4_A_,45,49,1,1 2nr4_A_,46,50,1,1 2nr4_A_,47,51,1,1 2nr4_A_,48,52,1,1 2nr4_A_,49,53,1,1 2nr4_A_,50,54,1,1 2nr4_A_,51,55,1,1 2nr4_A_,52,55,1,1 2nr4_A_,53,55,1,1 2nr4_A_,55,104,1,1 2nr4_A_,56,102,1,1 2nr4_A_,57,102,1,1 2nr4_A_,59,100,1,1 2nr4_A_,60,93,1,1 2nr4_A_,61,97,1,1 2nr4_A_,61,98,1,1 2nr4_A_,64,66,1,1 2nr4_A_,64,68,1,1 2nr4_A_,65,69,1,1 2nr4_A_,66,70,1,1 2nr4_A_,67,71,1,1 2nr4_A_,68,71,1,1 2nr4_A_,68,72,1,1 2nr4_A_,69,72,1,1 2nr4_A_,69,73,1,1 2nr4_A_,70,74,1,1 2nr4_A_,70,80,1,1 2nr4_A_,77,80,1,1 2nr4_A_,78,81,1,1 2nr4_A_,80,94,1,1 2nr4_A_,82,92,1,1 2nr4_A_,84,90,1,1 2nr4_A_,85,89,1,1 2nr4_A_,85,122,1,1 2nr4_A_,93,96,1,1 2nr4_A_,94,129,1,1 2nr4_A_,96,126,1,1 2nr4_A_,96,129,1,1 2nr4_A_,97,126,1,1 2nr4_A_,99,124,1,1 2nr4_A_,101,121,1,1 2nr4_A_,101,122,1,1 2nr4_A_,103,119,1,1 2nr4_A_,105,117,1,1 2nr4_A_,106,108,1,1 2nr4_A_,106,117,1,1 2nr4_A_,108,115,1,1 2nr4_A_,108,117,1,1 2nr4_A_,110,113,1,1 2nr4_A_,126,129,1,1 2nr4_A_,127,130,1,1 2nr4_A_,128,131,1,1 2nr4_A_,137,140,1,1 2nr4_A_,137,141,1,1 2nr4_A_,137,175,1,1 2nr4_A_,138,142,1,1 2nr4_A_,139,143,1,1 2nr4_A_,140,144,1,1 2nr4_A_,141,145,1,1 2nr4_A_,142,146,1,1 2nr4_A_,143,147,1,1 2nr4_A_,144,147,1,1 2nr4_A_,144,148,1,1 2nr4_A_,145,149,1,1 2nr4_A_,146,150,1,1 2nr4_A_,147,151,1,1 2nr4_A_,148,151,1,1 2nr4_A_,148,152,1,1 2nr4_A_,149,153,1,1 2nr4_A_,150,154,1,1 2nr4_A_,151,155,1,1 2nr4_A_,152,156,1,1 2nr4_A_,153,157,1,1 2nr4_A_,156,158,1,1 2nr4_A_,158,161,1,1 2nr4_A_,159,163,1,1 2nr4_A_,160,164,1,1 2nr4_A_,161,165,1,1 2nr4_A_,162,166,1,1 2nr4_A_,163,167,1,1 2nr4_A_,164,168,1,1 2nr4_A_,165,169,1,1 2nr4_A_,166,170,1,1 2nr4_A_,167,171,1,1 2nr4_A_,168,172,1,1 2nr4_A_,169,173,1,1 2nr4_A_,170,174,1,1 2nr4_A_,171,175,1,1 2nr4_A_,172,176,1,1 2nr4_A_,177,180,1,1 2nr4_A_,177,181,1,1 2nr4_A_,178,182,1,1 2nr4_A_,179,183,1,1 2nr4_A_,180,184,1,1 2nr4_A_,181,185,1,1 2nr4_A_,182,186,1,1 2nr4_A_,183,187,1,1 2nr4_A_,184,188,1,1 2nr4_A_,185,189,1,1 2nr4_A_,186,190,1,1 2nr4_A_,187,191,1,1 2nr4_A_,188,191,1,1