pair,contact1,contact2,flow1,flow2 7aqc_b_,8,12,1,1 7aqc_b_,9,13,1,1 7aqc_b_,10,14,1,1 7aqc_b_,11,15,1,1 7aqc_b_,12,16,1,1 7aqc_b_,13,17,1,1 7aqc_b_,14,17,1,1 7aqc_b_,24,26,1,1 7aqc_b_,25,38,1,1 7aqc_b_,27,36,1,1 7aqc_b_,31,47,1,1 7aqc_b_,32,33,1,1 7aqc_b_,38,40,1,1 7aqc_b_,42,46,1,1 7aqc_b_,45,47,1,1 7aqc_b_,46,53,1,1 7aqc_b_,46,54,1,1 7aqc_b_,48,51,1,1