pair,contact1,contact2,flow1,flow2 3b4m_A_,1,4,1,1 3b4m_A_,1,5,1,1 3b4m_A_,2,79,1,1 3b4m_A_,4,51,1,1 3b4m_A_,4,52,1,1 3b4m_A_,5,79,1,1 3b4m_A_,6,50,1,1 3b4m_A_,7,77,1,1 3b4m_A_,8,48,1,1 3b4m_A_,9,75,1,1 3b4m_A_,11,46,1,1 3b4m_A_,12,14,1,1 3b4m_A_,12,15,1,1 3b4m_A_,12,72,1,1 3b4m_A_,13,44,1,1 3b4m_A_,16,19,1,1 3b4m_A_,16,20,1,1 3b4m_A_,17,21,1,1 3b4m_A_,18,22,1,1 3b4m_A_,19,23,1,1 3b4m_A_,20,24,1,1 3b4m_A_,21,24,1,1 3b4m_A_,21,25,1,1 3b4m_A_,23,67,1,1 3b4m_A_,24,27,1,1 3b4m_A_,25,28,1,1 3b4m_A_,27,57,1,1 3b4m_A_,29,53,1,1 3b4m_A_,31,51,1,1 3b4m_A_,32,51,1,1 3b4m_A_,34,49,1,1 3b4m_A_,36,47,1,1 3b4m_A_,37,39,1,1 3b4m_A_,43,72,1,1 3b4m_A_,54,57,1,1 3b4m_A_,56,60,1,1 3b4m_A_,57,60,1,1 3b4m_A_,57,61,1,1 3b4m_A_,58,61,1,1 3b4m_A_,58,62,1,1 3b4m_A_,60,63,1,1 3b4m_A_,61,64,1,1 3b4m_A_,62,65,1,1 3b4m_A_,64,67,1,1 3b4m_A_,65,76,1,1 3b4m_A_,66,74,1,1 3b4m_A_,67,74,1,1 3b4m_A_,69,72,1,1