pair,contact1,contact2,flow1,flow2 4a3v_B_,5,8,1,1 4a3v_B_,5,9,1,1 4a3v_B_,6,10,1,1 4a3v_B_,7,11,1,1 4a3v_B_,8,12,1,1 4a3v_B_,9,13,1,1 4a3v_B_,9,32,1,1 4a3v_B_,10,14,1,1 4a3v_B_,11,14,1,1 4a3v_B_,11,15,1,1 4a3v_B_,12,16,1,1 4a3v_B_,13,17,1,1 4a3v_B_,14,17,1,1 4a3v_B_,16,19,1,1 4a3v_B_,17,20,1,1 4a3v_B_,21,60,1,1 4a3v_B_,21,62,1,1 4a3v_B_,23,62,1,1 4a3v_B_,23,64,1,1 4a3v_B_,24,26,1,1 4a3v_B_,27,31,1,1 4a3v_B_,27,64,1,1 4a3v_B_,28,32,1,1 4a3v_B_,29,33,1,1 4a3v_B_,30,33,1,1 4a3v_B_,31,34,1,1 4a3v_B_,31,35,1,1 4a3v_B_,32,35,1,1 4a3v_B_,36,38,1,1 4a3v_B_,38,42,1,1 4a3v_B_,39,42,1,1 4a3v_B_,39,43,1,1 4a3v_B_,40,44,1,1 4a3v_B_,41,45,1,1 4a3v_B_,42,46,1,1 4a3v_B_,43,47,1,1 4a3v_B_,44,47,1,1 4a3v_B_,44,48,1,1 4a3v_B_,45,49,1,1 4a3v_B_,46,50,1,1 4a3v_B_,47,51,1,1 4a3v_B_,48,52,1,1 4a3v_B_,49,53,1,1 4a3v_B_,49,73,1,1 4a3v_B_,50,54,1,1 4a3v_B_,51,55,1,1 4a3v_B_,52,56,1,1 4a3v_B_,53,57,1,1 4a3v_B_,54,57,1,1 4a3v_B_,54,59,1,1 4a3v_B_,55,58,1,1 4a3v_B_,59,66,1,1 4a3v_B_,63,66,1,1 4a3v_B_,63,67,1,1 4a3v_B_,64,68,1,1 4a3v_B_,65,69,1,1 4a3v_B_,66,69,1,1 4a3v_B_,66,70,1,1 4a3v_B_,67,71,1,1 4a3v_B_,68,72,1,1 4a3v_B_,69,73,1,1 4a3v_B_,70,74,1,1 4a3v_B_,71,75,1,1 4a3v_B_,71,76,1,1