pair,contact1,contact2,flow1,flow2 7n2c_SR_,2,36,1,1 7n2c_SR_,2,37,1,1 7n2c_SR_,4,8,1,1 7n2c_SR_,4,40,1,1 7n2c_SR_,5,9,1,1 7n2c_SR_,15,17,1,1 7n2c_SR_,15,18,1,1 7n2c_SR_,18,20,1,1 7n2c_SR_,19,23,1,1 7n2c_SR_,20,21,1,1 7n2c_SR_,21,24,1,1 7n2c_SR_,21,25,1,1 7n2c_SR_,22,25,1,1 7n2c_SR_,27,30,1,1 7n2c_SR_,27,31,1,1 7n2c_SR_,29,64,1,1 7n2c_SR_,30,56,1,1 7n2c_SR_,33,45,1,1 7n2c_SR_,34,37,1,1 7n2c_SR_,34,38,1,1 7n2c_SR_,35,39,1,1 7n2c_SR_,35,45,1,1 7n2c_SR_,41,45,1,1 7n2c_SR_,42,46,1,1 7n2c_SR_,43,47,1,1 7n2c_SR_,44,48,1,1 7n2c_SR_,45,49,1,1 7n2c_SR_,46,50,1,1 7n2c_SR_,47,51,1,1 7n2c_SR_,48,52,1,1 7n2c_SR_,49,53,1,1 7n2c_SR_,50,54,1,1 7n2c_SR_,51,55,1,1 7n2c_SR_,52,56,1,1 7n2c_SR_,53,57,1,1 7n2c_SR_,54,58,1,1 7n2c_SR_,55,60,1,1 7n2c_SR_,56,59,1,1