pair,contact1,contact2,flow1,flow2 1uxc_A_,1,5,1,1 1uxc_A_,2,5,1,1 1uxc_A_,2,6,1,1 1uxc_A_,3,7,1,1 1uxc_A_,4,8,1,1 1uxc_A_,5,9,1,1 1uxc_A_,6,10,1,1 1uxc_A_,7,11,1,1 1uxc_A_,7,12,1,1 1uxc_A_,13,16,1,1 1uxc_A_,13,17,1,1 1uxc_A_,15,19,1,1 1uxc_A_,16,19,1,1 1uxc_A_,17,21,1,1 1uxc_A_,18,22,1,1 1uxc_A_,19,24,1,1 1uxc_A_,20,23,1,1 1uxc_A_,24,28,1,1 1uxc_A_,25,30,1,1 1uxc_A_,32,36,1,1 1uxc_A_,34,38,1,1 1uxc_A_,35,39,1,1 1uxc_A_,36,40,1,1 1uxc_A_,38,41,1,1 1uxc_A_,38,42,1,1 1uxc_A_,39,43,1,1 1uxc_A_,40,44,1,1 1uxc_A_,41,45,1,1 1uxc_A_,42,47,1,1