pair,contact1,contact2,flow1,flow2 3scf_A_,1,5,1,1 3scf_A_,2,6,1,1 3scf_A_,3,7,1,1 3scf_A_,4,8,1,1 3scf_A_,5,9,1,1 3scf_A_,6,10,1,1 3scf_A_,8,12,1,1 3scf_A_,9,13,1,1 3scf_A_,10,14,1,1 3scf_A_,11,15,1,1 3scf_A_,12,16,1,1 3scf_A_,13,17,1,1 3scf_A_,13,58,1,1 3scf_A_,14,19,1,1 3scf_A_,14,39,1,1 3scf_A_,15,18,1,1 3scf_A_,20,23,1,1 3scf_A_,20,24,1,1 3scf_A_,21,25,1,1 3scf_A_,22,26,1,1 3scf_A_,23,27,1,1 3scf_A_,24,28,1,1 3scf_A_,25,28,1,1 3scf_A_,25,30,1,1 3scf_A_,26,29,1,1 3scf_A_,31,34,1,1 3scf_A_,31,35,1,1 3scf_A_,32,36,1,1 3scf_A_,33,37,1,1 3scf_A_,34,38,1,1 3scf_A_,35,39,1,1 3scf_A_,37,40,1,1 3scf_A_,38,41,1,1 3scf_A_,43,46,1,1 3scf_A_,47,50,1,1 3scf_A_,47,51,1,1 3scf_A_,48,52,1,1 3scf_A_,49,53,1,1 3scf_A_,50,54,1,1 3scf_A_,51,55,1,1 3scf_A_,52,56,1,1 3scf_A_,53,57,1,1 3scf_A_,54,58,1,1 3scf_A_,55,60,1,1 3scf_A_,56,59,1,1 3scf_A_,61,64,1,1 3scf_A_,61,65,1,1 3scf_A_,62,65,1,1 3scf_A_,62,66,1,1 3scf_A_,63,66,1,1 3scf_A_,71,73,1,1 3scf_A_,72,106,1,1 3scf_A_,72,107,1,1 3scf_A_,74,77,1,1 3scf_A_,80,84,1,1 3scf_A_,80,102,1,1 3scf_A_,81,84,1,1 3scf_A_,86,102,1,1 3scf_A_,88,100,1,1 3scf_A_,90,97,1,1 3scf_A_,90,98,1,1 3scf_A_,92,95,1,1 3scf_A_,92,128,1,1 3scf_A_,97,120,1,1 3scf_A_,97,177,1,1 3scf_A_,98,177,1,1 3scf_A_,99,118,1,1 3scf_A_,100,102,1,1 3scf_A_,101,116,1,1 3scf_A_,103,114,1,1 3scf_A_,106,108,1,1 3scf_A_,106,109,1,1 3scf_A_,109,112,1,1 3scf_A_,111,193,1,1 3scf_A_,113,192,1,1 3scf_A_,115,190,1,1 3scf_A_,117,188,1,1 3scf_A_,119,186,1,1 3scf_A_,121,179,1,1 3scf_A_,122,182,1,1 3scf_A_,123,126,1,1 3scf_A_,124,127,1,1 3scf_A_,130,132,1,1 3scf_A_,130,175,1,1 3scf_A_,133,172,1,1 3scf_A_,135,171,1,1 3scf_A_,136,171,1,1 3scf_A_,136,193,1,1 3scf_A_,137,169,1,1 3scf_A_,137,175,1,1 3scf_A_,138,191,1,1 3scf_A_,139,167,1,1 3scf_A_,140,189,1,1 3scf_A_,141,164,1,1 3scf_A_,141,165,1,1 3scf_A_,143,187,1,1 3scf_A_,144,163,1,1 3scf_A_,145,180,1,1 3scf_A_,146,161,1,1 3scf_A_,147,178,1,1 3scf_A_,148,159,1,1 3scf_A_,149,176,1,1 3scf_A_,150,157,1,1 3scf_A_,151,174,1,1 3scf_A_,152,155,1,1 3scf_A_,162,165,1,1 3scf_A_,170,173,1,1 3scf_A_,173,175,1,1 3scf_A_,178,179,1,1 3scf_A_,180,183,1,1