pair,contact1,contact2,flow1,flow2
2vdb_B_,3,6,1,1
2vdb_B_,3,7,1,1
2vdb_B_,4,8,1,1
2vdb_B_,5,9,1,1
2vdb_B_,6,10,1,1
2vdb_B_,7,11,1,1
2vdb_B_,8,12,1,1
2vdb_B_,9,13,1,1
2vdb_B_,10,14,1,1
2vdb_B_,11,15,1,1
2vdb_B_,12,16,1,1
2vdb_B_,13,17,1,1
2vdb_B_,13,35,1,1
2vdb_B_,13,37,1,1
2vdb_B_,14,18,1,1
2vdb_B_,15,19,1,1
2vdb_B_,16,20,1,1
2vdb_B_,17,21,1,1
2vdb_B_,18,22,1,1
2vdb_B_,19,47,1,1
2vdb_B_,20,23,1,1
2vdb_B_,20,24,1,1
2vdb_B_,20,25,1,1
2vdb_B_,21,24,1,1
2vdb_B_,27,29,1,1
2vdb_B_,27,30,1,1
2vdb_B_,27,31,1,1
2vdb_B_,28,32,1,1
2vdb_B_,30,33,1,1
2vdb_B_,30,34,1,1
2vdb_B_,31,35,1,1
2vdb_B_,32,36,1,1
2vdb_B_,33,36,1,1
2vdb_B_,34,37,1,1
2vdb_B_,38,42,1,1
2vdb_B_,39,43,1,1
2vdb_B_,40,44,1,1
2vdb_B_,41,45,1,1
2vdb_B_,42,46,1,1
2vdb_B_,43,47,1,1
2vdb_B_,44,48,1,1
2vdb_B_,45,49,1,1
2vdb_B_,46,50,1,1
2vdb_B_,47,51,1,1
2vdb_B_,48,52,1,1
2vdb_B_,49,52,1,1
2vdb_B_,49,53,1,1
2vdb_B_,50,54,1,1
2vdb_B_,51,54,1,1