pair,contact1,contact2,flow1,flow2 7ssn_L_,14,19,1,1 7ssn_L_,18,20,1,1 7ssn_L_,19,23,1,1 7ssn_L_,20,24,1,1 7ssn_L_,21,25,1,1 7ssn_L_,22,26,1,1 7ssn_L_,24,28,1,1 7ssn_L_,26,29,1,1 7ssn_L_,26,30,1,1 7ssn_L_,31,34,1,1 7ssn_L_,35,39,1,1 7ssn_L_,36,40,1,1 7ssn_L_,37,40,1,1 7ssn_L_,37,41,1,1 7ssn_L_,39,43,1,1 7ssn_L_,40,44,1,1 7ssn_L_,41,44,1,1 7ssn_L_,41,45,1,1 7ssn_L_,44,47,1,1 7ssn_L_,44,48,1,1 7ssn_L_,48,51,1,1 7ssn_L_,48,52,1,1 7ssn_L_,58,62,1,1 7ssn_L_,59,62,1,1 7ssn_L_,59,63,1,1 7ssn_L_,61,65,1,1 7ssn_L_,65,68,1,1 7ssn_L_,65,69,1,1 7ssn_L_,67,126,1,1 7ssn_L_,67,137,1,1 7ssn_L_,73,88,1,1 7ssn_L_,75,76,1,1 7ssn_L_,75,86,1,1 7ssn_L_,77,78,1,1 7ssn_L_,89,91,1,1 7ssn_L_,94,98,1,1 7ssn_L_,95,99,1,1 7ssn_L_,96,100,1,1 7ssn_L_,99,102,1,1 7ssn_L_,99,103,1,1 7ssn_L_,100,104,1,1 7ssn_L_,101,105,1,1 7ssn_L_,102,106,1,1 7ssn_L_,103,107,1,1 7ssn_L_,105,108,1,1 7ssn_L_,105,109,1,1 7ssn_L_,114,118,1,1 7ssn_L_,115,119,1,1 7ssn_L_,116,120,1,1 7ssn_L_,117,121,1,1 7ssn_L_,119,122,1,1 7ssn_L_,119,123,1,1 7ssn_L_,121,124,1,1 7ssn_L_,121,125,1,1 7ssn_L_,122,126,1,1 7ssn_L_,124,128,1,1 7ssn_L_,125,130,1,1 7ssn_L_,126,129,1,1 7ssn_L_,131,135,1,1 7ssn_L_,132,136,1,1 7ssn_L_,133,137,1,1 7ssn_L_,135,139,1,1 7ssn_L_,136,140,1,1 7ssn_L_,138,141,1,1 7ssn_L_,138,142,1,1 7ssn_L_,141,145,1,1