pair,contact1,contact2,flow1,flow2 1i7m_B_,12,14,1,1 1i7m_B_,18,20,1,1 1i7m_B_,19,21,1,1 1i7m_B_,19,24,1,1 1i7m_B_,21,23,1,1 1i7m_B_,21,24,1,1 1i7m_B_,22,25,1,1 1i7m_B_,23,48,1,1 1i7m_B_,26,29,1,1 1i7m_B_,26,30,1,1 1i7m_B_,27,31,1,1 1i7m_B_,28,32,1,1 1i7m_B_,29,33,1,1 1i7m_B_,30,34,1,1 1i7m_B_,31,35,1,1 1i7m_B_,32,36,1,1 1i7m_B_,34,37,1,1 1i7m_B_,39,57,1,1 1i7m_B_,40,41,1,1 1i7m_B_,40,56,1,1 1i7m_B_,42,54,1,1 1i7m_B_,43,54,1,1 1i7m_B_,45,52,1,1 1i7m_B_,47,50,1,1 1i7m_B_,51,53,1,1 1i7m_B_,56,57,1,1