pair,contact1,contact2,flow1,flow2 7o19_BH_,1,20,1,1 7o19_BH_,1,21,1,1 7o19_BH_,2,18,1,1 7o19_BH_,2,39,1,1 7o19_BH_,3,19,1,1 7o19_BH_,4,37,1,1 7o19_BH_,5,16,1,1 7o19_BH_,5,17,1,1 7o19_BH_,6,35,1,1 7o19_BH_,7,8,1,1 7o19_BH_,9,12,1,1 7o19_BH_,9,13,1,1 7o19_BH_,14,17,1,1 7o19_BH_,22,26,1,1 7o19_BH_,23,27,1,1 7o19_BH_,24,28,1,1 7o19_BH_,25,29,1,1 7o19_BH_,25,30,1,1 7o19_BH_,26,31,1,1 7o19_BH_,29,33,1,1 7o19_BH_,30,35,1,1 7o19_BH_,31,34,1,1 7o19_BH_,40,43,1,1 7o19_BH_,43,46,1,1 7o19_BH_,44,47,1,1 7o19_BH_,44,48,1,1 7o19_BH_,47,50,1,1 7o19_BH_,50,54,1,1 7o19_BH_,51,55,1,1 7o19_BH_,52,56,1,1 7o19_BH_,53,57,1,1 7o19_BH_,54,58,1,1 7o19_BH_,56,60,1,1 7o19_BH_,57,60,1,1 7o19_BH_,57,61,1,1 7o19_BH_,58,62,1,1 7o19_BH_,59,63,1,1 7o19_BH_,60,64,1,1 7o19_BH_,61,64,1,1 7o19_BH_,62,65,1,1 7o19_BH_,62,66,1,1 7o19_BH_,66,69,1,1 7o19_BH_,68,114,1,1 7o19_BH_,72,75,1,1 7o19_BH_,78,145,1,1 7o19_BH_,95,98,1,1 7o19_BH_,95,99,1,1 7o19_BH_,96,100,1,1 7o19_BH_,97,101,1,1 7o19_BH_,99,102,1,1 7o19_BH_,99,103,1,1 7o19_BH_,100,104,1,1 7o19_BH_,102,105,1,1 7o19_BH_,103,107,1,1 7o19_BH_,104,108,1,1 7o19_BH_,111,114,1,1 7o19_BH_,113,116,1,1 7o19_BH_,114,133,1,1 7o19_BH_,116,131,1,1 7o19_BH_,120,122,1,1 7o19_BH_,124,125,1,1 7o19_BH_,127,128,1,1 7o19_BH_,130,142,1,1 7o19_BH_,131,132,1,1 7o19_BH_,131,140,1,1 7o19_BH_,132,140,1,1 7o19_BH_,135,138,1,1