pair,contact1,contact2,flow1,flow2 6n7x_P_,3,7,1,1 6n7x_P_,4,8,1,1 6n7x_P_,6,10,1,1 6n7x_P_,7,11,1,1 6n7x_P_,14,31,1,1 6n7x_P_,16,29,1,1 6n7x_P_,17,67,1,1 6n7x_P_,18,27,1,1 6n7x_P_,19,64,1,1 6n7x_P_,19,65,1,1 6n7x_P_,20,25,1,1 6n7x_P_,21,61,1,1 6n7x_P_,21,62,1,1 6n7x_P_,23,24,1,1 6n7x_P_,26,48,1,1 6n7x_P_,28,46,1,1 6n7x_P_,30,43,1,1 6n7x_P_,32,41,1,1 6n7x_P_,33,41,1,1 6n7x_P_,34,35,1,1 6n7x_P_,40,58,1,1 6n7x_P_,42,56,1,1 6n7x_P_,44,54,1,1 6n7x_P_,45,53,1,1 6n7x_P_,47,51,1,1 6n7x_P_,60,63,1,1