pair,contact1,contact2,flow1,flow2
4bsu_C_,4,18,1,1
4bsu_C_,5,7,1,1
4bsu_C_,5,16,1,1
4bsu_C_,6,16,1,1
4bsu_C_,7,14,1,1
4bsu_C_,7,15,1,1
4bsu_C_,7,16,1,1
4bsu_C_,9,12,1,1
4bsu_C_,9,13,1,1
4bsu_C_,12,34,1,1
4bsu_C_,14,16,1,1
4bsu_C_,14,34,1,1
4bsu_C_,18,21,1,1
4bsu_C_,21,53,1,1
4bsu_C_,22,37,1,1
4bsu_C_,23,53,1,1
4bsu_C_,23,55,1,1
4bsu_C_,24,35,1,1
4bsu_C_,26,33,1,1
4bsu_C_,28,31,1,1
4bsu_C_,40,45,1,1
4bsu_C_,40,46,1,1
4bsu_C_,41,44,1,1
4bsu_C_,43,58,1,1
4bsu_C_,43,64,1,1
4bsu_C_,44,57,1,1
4bsu_C_,45,56,1,1
4bsu_C_,47,54,1,1
4bsu_C_,49,53,1,1
4bsu_C_,58,60,1,1
4bsu_C_,60,63,1,1
4bsu_C_,62,75,1,1
4bsu_C_,62,76,1,1
4bsu_C_,62,86,1,1
4bsu_C_,63,65,1,1
4bsu_C_,64,74,1,1
4bsu_C_,65,72,1,1
4bsu_C_,65,73,1,1
4bsu_C_,65,74,1,1
4bsu_C_,67,71,1,1
4bsu_C_,68,69,1,1
4bsu_C_,69,70,1,1
4bsu_C_,72,74,1,1
4bsu_C_,72,84,1,1
4bsu_C_,75,76,1,1
4bsu_C_,75,79,1,1
4bsu_C_,76,79,1,1
4bsu_C_,80,87,1,1
4bsu_C_,81,101,1,1
4bsu_C_,82,85,1,1
4bsu_C_,82,95,1,1
4bsu_C_,83,85,1,1
4bsu_C_,89,103,1,1
4bsu_C_,90,91,1,1
4bsu_C_,90,95,1,1