pair,contact1,contact2,flow1,flow2
3ds1_A_,2,4,1,1
3ds1_A_,2,5,1,1
3ds1_A_,3,6,1,1
3ds1_A_,3,28,1,1
3ds1_A_,6,46,1,1
3ds1_A_,7,20,1,1
3ds1_A_,7,46,1,1
3ds1_A_,8,12,1,1
3ds1_A_,8,46,1,1
3ds1_A_,8,48,1,1
3ds1_A_,9,12,1,1
3ds1_A_,9,48,1,1
3ds1_A_,11,75,1,1
3ds1_A_,12,20,1,1
3ds1_A_,13,16,1,1
3ds1_A_,13,17,1,1
3ds1_A_,14,18,1,1
3ds1_A_,15,16,1,1
3ds1_A_,15,19,1,1
3ds1_A_,16,20,1,1
3ds1_A_,17,21,1,1
3ds1_A_,17,43,1,1
3ds1_A_,18,22,1,1
3ds1_A_,19,23,1,1
3ds1_A_,20,24,1,1
3ds1_A_,21,25,1,1
3ds1_A_,22,26,1,1
3ds1_A_,24,27,1,1
3ds1_A_,24,28,1,1
3ds1_A_,25,28,1,1
3ds1_A_,25,35,1,1
3ds1_A_,27,29,1,1
3ds1_A_,28,35,1,1
3ds1_A_,31,34,1,1
3ds1_A_,31,35,1,1
3ds1_A_,32,36,1,1
3ds1_A_,33,37,1,1
3ds1_A_,34,38,1,1
3ds1_A_,35,39,1,1
3ds1_A_,36,40,1,1
3ds1_A_,37,41,1,1
3ds1_A_,38,42,1,1
3ds1_A_,41,45,1,1
3ds1_A_,42,46,1,1
3ds1_A_,44,47,1,1
3ds1_A_,45,52,1,1
3ds1_A_,48,51,1,1
3ds1_A_,48,52,1,1
3ds1_A_,49,53,1,1
3ds1_A_,51,55,1,1
3ds1_A_,52,56,1,1
3ds1_A_,53,57,1,1
3ds1_A_,54,58,1,1
3ds1_A_,55,59,1,1
3ds1_A_,56,59,1,1
3ds1_A_,59,62,1,1
3ds1_A_,63,66,1,1
3ds1_A_,63,67,1,1
3ds1_A_,64,68,1,1
3ds1_A_,65,69,1,1
3ds1_A_,66,70,1,1
3ds1_A_,67,71,1,1
3ds1_A_,68,71,1,1
3ds1_A_,69,72,1,1
3ds1_A_,71,74,1,1
3ds1_A_,73,76,1,1