pair,contact1,contact2,flow1,flow2 3nyb_B_,2,10,1,1 3nyb_B_,3,12,1,1 3nyb_B_,5,10,1,1 3nyb_B_,7,9,1,1 3nyb_B_,9,54,1,1 3nyb_B_,11,13,1,1 3nyb_B_,12,15,1,1 3nyb_B_,15,17,1,1 3nyb_B_,15,18,1,1 3nyb_B_,16,19,1,1 3nyb_B_,16,20,1,1 3nyb_B_,19,21,1,1 3nyb_B_,26,27,1,1 3nyb_B_,28,37,1,1 3nyb_B_,30,35,1,1 3nyb_B_,31,41,1,1 3nyb_B_,32,43,1,1 3nyb_B_,33,38,1,1 3nyb_B_,41,57,1,1 3nyb_B_,42,61,1,1 3nyb_B_,49,51,1,1 3nyb_B_,60,63,1,1