pair,contact1,contact2,flow1,flow2 1i7x_B_,2,3,1,1 1i7x_B_,4,49,1,1 1i7x_B_,6,47,1,1 1i7x_B_,14,15,1,1 1i7x_B_,17,32,1,1 1i7x_B_,22,25,1,1 1i7x_B_,23,26,1,1 1i7x_B_,25,28,1,1 1i7x_B_,25,29,1,1 1i7x_B_,28,32,1,1 1i7x_B_,29,33,1,1 1i7x_B_,30,34,1,1 1i7x_B_,31,35,1,1 1i7x_B_,32,36,1,1 1i7x_B_,33,37,1,1 1i7x_B_,34,38,1,1 1i7x_B_,36,39,1,1 1i7x_B_,36,40,1,1 1i7x_B_,40,42,1,1