pair,contact1,contact2,flow1,flow2 4z21_A_,1,5,1,1 4z21_A_,2,6,1,1 4z21_A_,3,7,1,1 4z21_A_,4,8,1,1 4z21_A_,5,9,1,1 4z21_A_,6,10,1,1 4z21_A_,7,11,1,1 4z21_A_,8,12,1,1 4z21_A_,9,13,1,1 4z21_A_,10,14,1,1 4z21_A_,10,36,1,1 4z21_A_,11,15,1,1 4z21_A_,12,16,1,1 4z21_A_,13,17,1,1 4z21_A_,14,18,1,1 4z21_A_,15,19,1,1 4z21_A_,16,20,1,1 4z21_A_,17,21,1,1 4z21_A_,18,22,1,1 4z21_A_,19,23,1,1 4z21_A_,20,24,1,1 4z21_A_,22,54,1,1 4z21_A_,22,56,1,1 4z21_A_,24,27,1,1 4z21_A_,24,28,1,1 4z21_A_,25,29,1,1 4z21_A_,26,30,1,1 4z21_A_,26,68,1,1 4z21_A_,27,30,1,1 4z21_A_,27,31,1,1 4z21_A_,28,32,1,1 4z21_A_,29,33,1,1 4z21_A_,30,34,1,1 4z21_A_,31,35,1,1 4z21_A_,32,37,1,1 4z21_A_,33,36,1,1 4z21_A_,39,41,1,1 4z21_A_,39,44,1,1 4z21_A_,41,44,1,1 4z21_A_,41,45,1,1 4z21_A_,42,46,1,1 4z21_A_,43,47,1,1 4z21_A_,44,48,1,1 4z21_A_,45,49,1,1 4z21_A_,46,50,1,1 4z21_A_,47,51,1,1 4z21_A_,48,52,1,1 4z21_A_,52,55,1,1 4z21_A_,56,59,1,1 4z21_A_,56,60,1,1 4z21_A_,57,61,1,1 4z21_A_,57,98,1,1 4z21_A_,57,101,1,1 4z21_A_,58,62,1,1 4z21_A_,59,63,1,1 4z21_A_,60,64,1,1 4z21_A_,61,65,1,1 4z21_A_,62,108,1,1 4z21_A_,63,66,1,1 4z21_A_,63,71,1,1 4z21_A_,65,111,1,1 4z21_A_,68,72,1,1 4z21_A_,69,73,1,1 4z21_A_,70,74,1,1 4z21_A_,71,75,1,1 4z21_A_,72,76,1,1 4z21_A_,73,77,1,1 4z21_A_,74,78,1,1 4z21_A_,75,79,1,1 4z21_A_,76,80,1,1 4z21_A_,77,81,1,1 4z21_A_,78,81,1,1 4z21_A_,78,82,1,1 4z21_A_,79,82,1,1 4z21_A_,82,119,1,1 4z21_A_,83,85,1,1 4z21_A_,83,123,1,1 4z21_A_,84,87,1,1 4z21_A_,84,124,1,1 4z21_A_,85,123,1,1 4z21_A_,86,124,1,1 4z21_A_,87,120,1,1 4z21_A_,88,91,1,1 4z21_A_,88,92,1,1 4z21_A_,89,93,1,1 4z21_A_,90,94,1,1 4z21_A_,91,95,1,1 4z21_A_,92,96,1,1 4z21_A_,93,97,1,1 4z21_A_,94,190,1,1 4z21_A_,94,191,1,1 4z21_A_,95,98,1,1 4z21_A_,96,99,1,1 4z21_A_,105,109,1,1 4z21_A_,106,110,1,1 4z21_A_,107,111,1,1 4z21_A_,108,112,1,1 4z21_A_,109,113,1,1 4z21_A_,110,114,1,1 4z21_A_,110,135,1,1 4z21_A_,111,115,1,1 4z21_A_,112,116,1,1 4z21_A_,113,117,1,1 4z21_A_,114,118,1,1 4z21_A_,114,131,1,1 4z21_A_,115,119,1,1 4z21_A_,116,120,1,1 4z21_A_,117,121,1,1 4z21_A_,117,134,1,1 4z21_A_,118,122,1,1 4z21_A_,119,123,1,1 4z21_A_,120,124,1,1 4z21_A_,121,130,1,1 4z21_A_,124,127,1,1 4z21_A_,130,133,1,1 4z21_A_,130,134,1,1 4z21_A_,130,171,1,1 4z21_A_,131,135,1,1 4z21_A_,132,136,1,1 4z21_A_,133,137,1,1 4z21_A_,133,169,1,1 4z21_A_,134,138,1,1 4z21_A_,135,139,1,1 4z21_A_,136,140,1,1 4z21_A_,137,141,1,1 4z21_A_,138,142,1,1 4z21_A_,139,143,1,1 4z21_A_,140,144,1,1 4z21_A_,141,145,1,1 4z21_A_,142,146,1,1 4z21_A_,143,147,1,1 4z21_A_,144,148,1,1 4z21_A_,145,149,1,1 4z21_A_,145,192,1,1 4z21_A_,152,153,1,1 4z21_A_,157,184,1,1 4z21_A_,158,162,1,1 4z21_A_,159,163,1,1 4z21_A_,160,164,1,1 4z21_A_,161,165,1,1 4z21_A_,164,167,1,1 4z21_A_,168,172,1,1 4z21_A_,168,174,1,1 4z21_A_,170,173,1,1 4z21_A_,170,174,1,1 4z21_A_,176,180,1,1 4z21_A_,177,181,1,1 4z21_A_,178,182,1,1 4z21_A_,179,183,1,1 4z21_A_,180,184,1,1 4z21_A_,181,185,1,1 4z21_A_,182,186,1,1 4z21_A_,183,187,1,1 4z21_A_,184,188,1,1 4z21_A_,185,189,1,1 4z21_A_,186,190,1,1