pair,contact1,contact2,flow1,flow2 7r3z_A_,2,51,1,1 7r3z_A_,2,89,1,1 7r3z_A_,3,50,1,1 7r3z_A_,5,48,1,1 7r3z_A_,6,45,1,1 7r3z_A_,7,46,1,1 7r3z_A_,8,10,1,1 7r3z_A_,8,11,1,1 7r3z_A_,9,15,1,1 7r3z_A_,11,13,1,1 7r3z_A_,11,15,1,1 7r3z_A_,12,16,1,1 7r3z_A_,13,16,1,1 7r3z_A_,13,17,1,1 7r3z_A_,13,48,1,1 7r3z_A_,14,18,1,1 7r3z_A_,15,19,1,1 7r3z_A_,16,20,1,1 7r3z_A_,17,21,1,1 7r3z_A_,18,22,1,1 7r3z_A_,19,23,1,1 7r3z_A_,20,24,1,1 7r3z_A_,21,24,1,1 7r3z_A_,21,114,1,1 7r3z_A_,22,41,1,1 7r3z_A_,24,113,1,1 7r3z_A_,24,114,1,1 7r3z_A_,26,27,1,1 7r3z_A_,26,113,1,1 7r3z_A_,26,115,1,1 7r3z_A_,28,31,1,1 7r3z_A_,28,115,1,1 7r3z_A_,30,32,1,1 7r3z_A_,30,33,1,1 7r3z_A_,30,34,1,1 7r3z_A_,32,36,1,1 7r3z_A_,33,136,1,1 7r3z_A_,35,118,1,1 7r3z_A_,35,143,1,1 7r3z_A_,37,137,1,1 7r3z_A_,37,139,1,1 7r3z_A_,41,114,1,1 7r3z_A_,51,54,1,1 7r3z_A_,51,55,1,1 7r3z_A_,52,56,1,1 7r3z_A_,53,57,1,1 7r3z_A_,54,58,1,1 7r3z_A_,55,59,1,1 7r3z_A_,56,59,1,1 7r3z_A_,56,60,1,1 7r3z_A_,57,61,1,1 7r3z_A_,58,62,1,1 7r3z_A_,58,75,1,1 7r3z_A_,58,151,1,1 7r3z_A_,59,63,1,1 7r3z_A_,60,64,1,1 7r3z_A_,61,64,1,1 7r3z_A_,61,65,1,1 7r3z_A_,62,66,1,1 7r3z_A_,62,75,1,1 7r3z_A_,63,66,1,1 7r3z_A_,63,67,1,1 7r3z_A_,64,68,1,1 7r3z_A_,65,68,1,1 7r3z_A_,66,69,1,1 7r3z_A_,69,72,1,1 7r3z_A_,73,153,1,1 7r3z_A_,74,76,1,1 7r3z_A_,74,152,1,1 7r3z_A_,74,153,1,1 7r3z_A_,75,149,1,1 7r3z_A_,76,150,1,1 7r3z_A_,78,148,1,1 7r3z_A_,79,111,1,1 7r3z_A_,79,117,1,1 7r3z_A_,80,109,1,1 7r3z_A_,80,146,1,1 7r3z_A_,82,84,1,1 7r3z_A_,84,88,1,1 7r3z_A_,85,88,1,1 7r3z_A_,85,89,1,1 7r3z_A_,86,90,1,1 7r3z_A_,87,91,1,1 7r3z_A_,88,92,1,1 7r3z_A_,94,96,1,1 7r3z_A_,94,97,1,1 7r3z_A_,95,98,1,1 7r3z_A_,99,107,1,1 7r3z_A_,102,105,1,1 7r3z_A_,104,109,1,1 7r3z_A_,105,109,1,1 7r3z_A_,113,116,1,1 7r3z_A_,113,117,1,1 7r3z_A_,114,118,1,1 7r3z_A_,116,119,1,1 7r3z_A_,117,120,1,1 7r3z_A_,118,121,1,1 7r3z_A_,118,143,1,1 7r3z_A_,120,123,1,1 7r3z_A_,123,126,1,1 7r3z_A_,124,127,1,1 7r3z_A_,126,129,1,1 7r3z_A_,127,136,1,1 7r3z_A_,130,133,1,1 7r3z_A_,130,134,1,1 7r3z_A_,130,135,1,1 7r3z_A_,133,138,1,1 7r3z_A_,133,141,1,1 7r3z_A_,135,137,1,1 7r3z_A_,135,138,1,1 7r3z_A_,136,143,1,1 7r3z_A_,137,139,1,1 7r3z_A_,138,143,1,1