pair,contact1,contact2,flow1,flow2 7sqa_C_,2,6,1,1 7sqa_C_,3,7,1,1 7sqa_C_,4,8,1,1 7sqa_C_,5,9,1,1 7sqa_C_,6,10,1,1 7sqa_C_,7,11,1,1 7sqa_C_,8,12,1,1 7sqa_C_,10,13,1,1