pair,contact1,contact2,flow1,flow2 4gzn_C_,2,15,1,1 4gzn_C_,3,13,1,1 4gzn_C_,5,14,1,1 4gzn_C_,7,11,1,1 4gzn_C_,7,12,1,1 4gzn_C_,7,23,1,1 4gzn_C_,7,27,1,1 4gzn_C_,10,23,1,1 4gzn_C_,10,27,1,1 4gzn_C_,16,18,1,1 4gzn_C_,17,21,1,1 4gzn_C_,18,22,1,1 4gzn_C_,19,23,1,1 4gzn_C_,20,24,1,1 4gzn_C_,21,25,1,1 4gzn_C_,22,26,1,1 4gzn_C_,23,27,1,1 4gzn_C_,24,28,1,1 4gzn_C_,25,30,1,1 4gzn_C_,26,29,1,1 4gzn_C_,31,41,1,1 4gzn_C_,33,42,1,1 4gzn_C_,35,39,1,1 4gzn_C_,35,40,1,1 4gzn_C_,35,51,1,1 4gzn_C_,35,55,1,1 4gzn_C_,38,51,1,1 4gzn_C_,38,55,1,1 4gzn_C_,39,41,1,1 4gzn_C_,43,44,1,1 4gzn_C_,44,46,1,1 4gzn_C_,44,47,1,1 4gzn_C_,44,48,1,1 4gzn_C_,45,49,1,1 4gzn_C_,46,50,1,1 4gzn_C_,47,50,1,1 4gzn_C_,47,51,1,1 4gzn_C_,48,52,1,1 4gzn_C_,49,52,1,1 4gzn_C_,50,53,1,1 4gzn_C_,51,54,1,1 4gzn_C_,52,55,1,1 4gzn_C_,53,56,1,1