pair,contact1,contact2,flow1,flow2 3chm_A_,3,7,1,1 3chm_A_,3,35,1,1 3chm_A_,4,8,1,1 3chm_A_,5,9,1,1 3chm_A_,6,10,1,1 3chm_A_,7,11,1,1 3chm_A_,8,12,1,1 3chm_A_,9,13,1,1 3chm_A_,10,14,1,1 3chm_A_,11,15,1,1 3chm_A_,12,16,1,1 3chm_A_,13,16,1,1 3chm_A_,13,17,1,1 3chm_A_,14,17,1,1 3chm_A_,14,18,1,1 3chm_A_,14,29,1,1 3chm_A_,15,18,1,1 3chm_A_,18,19,1,1 3chm_A_,19,22,1,1 3chm_A_,20,23,1,1 3chm_A_,22,26,1,1 3chm_A_,23,27,1,1 3chm_A_,24,28,1,1 3chm_A_,25,29,1,1 3chm_A_,26,30,1,1 3chm_A_,27,31,1,1 3chm_A_,28,31,1,1 3chm_A_,28,32,1,1 3chm_A_,29,32,1,1 3chm_A_,30,33,1,1 3chm_A_,31,88,1,1 3chm_A_,33,35,1,1 3chm_A_,33,36,1,1 3chm_A_,33,91,1,1 3chm_A_,36,91,1,1 3chm_A_,39,43,1,1 3chm_A_,40,44,1,1 3chm_A_,40,159,1,1 3chm_A_,42,45,1,1 3chm_A_,45,48,1,1 3chm_A_,45,49,1,1 3chm_A_,46,50,1,1 3chm_A_,48,51,1,1 3chm_A_,49,52,1,1 3chm_A_,51,54,1,1 3chm_A_,52,57,1,1 3chm_A_,52,64,1,1 3chm_A_,54,56,1,1 3chm_A_,54,57,1,1 3chm_A_,56,59,1,1 3chm_A_,57,61,1,1 3chm_A_,58,62,1,1 3chm_A_,59,63,1,1 3chm_A_,60,64,1,1 3chm_A_,61,65,1,1 3chm_A_,62,66,1,1 3chm_A_,63,67,1,1 3chm_A_,64,68,1,1 3chm_A_,65,69,1,1 3chm_A_,66,157,1,1 3chm_A_,69,157,1,1 3chm_A_,70,73,1,1 3chm_A_,70,74,1,1 3chm_A_,71,75,1,1 3chm_A_,71,96,1,1 3chm_A_,71,117,1,1 3chm_A_,72,76,1,1 3chm_A_,73,76,1,1 3chm_A_,73,77,1,1 3chm_A_,74,77,1,1 3chm_A_,75,117,1,1 3chm_A_,76,77,1,1 3chm_A_,77,80,1,1 3chm_A_,78,81,1,1 3chm_A_,85,88,1,1 3chm_A_,85,89,1,1 3chm_A_,86,90,1,1 3chm_A_,87,91,1,1 3chm_A_,88,92,1,1 3chm_A_,89,93,1,1 3chm_A_,90,94,1,1 3chm_A_,91,95,1,1 3chm_A_,92,96,1,1 3chm_A_,93,97,1,1 3chm_A_,93,116,1,1 3chm_A_,94,98,1,1 3chm_A_,94,131,1,1 3chm_A_,95,99,1,1 3chm_A_,96,100,1,1 3chm_A_,97,101,1,1 3chm_A_,98,102,1,1 3chm_A_,99,102,1,1 3chm_A_,99,103,1,1 3chm_A_,99,157,1,1 3chm_A_,100,103,1,1 3chm_A_,100,104,1,1 3chm_A_,105,151,1,1 3chm_A_,107,149,1,1 3chm_A_,108,112,1,1 3chm_A_,109,113,1,1 3chm_A_,109,125,1,1 3chm_A_,109,147,1,1 3chm_A_,110,114,1,1 3chm_A_,110,147,1,1 3chm_A_,111,115,1,1 3chm_A_,112,116,1,1 3chm_A_,113,118,1,1 3chm_A_,114,117,1,1 3chm_A_,119,120,1,1 3chm_A_,119,123,1,1 3chm_A_,120,123,1,1 3chm_A_,120,124,1,1 3chm_A_,121,125,1,1 3chm_A_,122,126,1,1 3chm_A_,123,127,1,1 3chm_A_,124,128,1,1 3chm_A_,125,129,1,1 3chm_A_,126,130,1,1 3chm_A_,127,131,1,1 3chm_A_,127,132,1,1 3chm_A_,128,133,1,1 3chm_A_,129,134,1,1 3chm_A_,131,135,1,1 3chm_A_,132,137,1,1 3chm_A_,133,136,1,1 3chm_A_,137,155,1,1 3chm_A_,139,153,1,1 3chm_A_,141,150,1,1 3chm_A_,143,146,1,1 3chm_A_,143,148,1,1 3chm_A_,158,160,1,1