pair,contact1,contact2,flow1,flow2 3cme_I_,3,42,1,1 3cme_I_,4,7,1,1 3cme_I_,4,8,1,1 3cme_I_,7,11,1,1 3cme_I_,10,14,1,1 3cme_I_,11,14,1,1 3cme_I_,19,21,1,1 3cme_I_,19,65,1,1 3cme_I_,30,68,1,1 3cme_I_,30,70,1,1 3cme_I_,31,34,1,1 3cme_I_,32,35,1,1 3cme_I_,33,36,1,1 3cme_I_,33,37,1,1 3cme_I_,35,39,1,1 3cme_I_,37,40,1,1 3cme_I_,38,41,1,1 3cme_I_,42,46,1,1 3cme_I_,48,57,1,1 3cme_I_,50,54,1,1 3cme_I_,51,55,1,1 3cme_I_,52,55,1,1 3cme_I_,52,56,1,1 3cme_I_,53,56,1,1 3cme_I_,53,57,1,1 3cme_I_,55,59,1,1 3cme_I_,58,61,1,1 3cme_I_,58,62,1,1 3cme_I_,60,64,1,1 3cme_I_,62,66,1,1 3cme_I_,62,67,1,1