pair,contact1,contact2,flow1,flow2 7oid_M_,1,5,1,1 7oid_M_,2,6,1,1 7oid_M_,3,7,1,1 7oid_M_,4,8,1,1 7oid_M_,5,9,1,1 7oid_M_,7,10,1,1 7oid_M_,14,15,1,1 7oid_M_,14,17,1,1 7oid_M_,21,22,1,1 7oid_M_,21,24,1,1 7oid_M_,30,32,1,1 7oid_M_,31,32,1,1 7oid_M_,38,40,1,1 7oid_M_,42,48,1,1 7oid_M_,46,50,1,1 7oid_M_,47,51,1,1 7oid_M_,55,58,1,1 7oid_M_,64,67,1,1 7oid_M_,64,68,1,1 7oid_M_,65,69,1,1 7oid_M_,72,74,1,1 7oid_M_,74,81,1,1 7oid_M_,77,80,1,1 7oid_M_,77,81,1,1 7oid_M_,83,125,1,1 7oid_M_,83,127,1,1 7oid_M_,85,126,1,1 7oid_M_,85,128,1,1 7oid_M_,85,130,1,1 7oid_M_,87,130,1,1 7oid_M_,88,92,1,1 7oid_M_,89,93,1,1 7oid_M_,90,94,1,1 7oid_M_,90,134,1,1 7oid_M_,91,95,1,1 7oid_M_,92,96,1,1 7oid_M_,93,97,1,1 7oid_M_,93,140,1,1 7oid_M_,94,98,1,1 7oid_M_,95,100,1,1 7oid_M_,96,99,1,1 7oid_M_,104,105,1,1 7oid_M_,106,111,1,1 7oid_M_,107,144,1,1 7oid_M_,108,109,1,1 7oid_M_,108,112,1,1 7oid_M_,108,170,1,1 7oid_M_,108,251,1,1 7oid_M_,109,113,1,1 7oid_M_,110,114,1,1 7oid_M_,110,178,1,1 7oid_M_,111,115,1,1 7oid_M_,112,117,1,1 7oid_M_,113,116,1,1 7oid_M_,121,126,1,1 7oid_M_,129,148,1,1 7oid_M_,129,149,1,1 7oid_M_,131,149,1,1 7oid_M_,131,151,1,1 7oid_M_,137,138,1,1 7oid_M_,139,161,1,1 7oid_M_,142,241,1,1 7oid_M_,143,164,1,1 7oid_M_,144,249,1,1 7oid_M_,145,164,1,1 7oid_M_,145,166,1,1 7oid_M_,146,148,1,1 7oid_M_,147,166,1,1 7oid_M_,148,205,1,1 7oid_M_,151,155,1,1 7oid_M_,152,156,1,1 7oid_M_,153,157,1,1 7oid_M_,154,158,1,1 7oid_M_,155,159,1,1 7oid_M_,156,160,1,1 7oid_M_,157,161,1,1 7oid_M_,158,162,1,1 7oid_M_,158,163,1,1 7oid_M_,159,211,1,1 7oid_M_,166,211,1,1 7oid_M_,167,211,1,1 7oid_M_,170,251,1,1 7oid_M_,171,174,1,1 7oid_M_,171,175,1,1 7oid_M_,171,195,1,1 7oid_M_,172,175,1,1 7oid_M_,172,176,1,1 7oid_M_,173,177,1,1 7oid_M_,174,178,1,1 7oid_M_,175,179,1,1 7oid_M_,176,180,1,1 7oid_M_,181,185,1,1 7oid_M_,182,186,1,1 7oid_M_,183,187,1,1 7oid_M_,184,188,1,1 7oid_M_,191,263,1,1 7oid_M_,191,264,1,1 7oid_M_,198,201,1,1 7oid_M_,198,202,1,1 7oid_M_,201,204,1,1 7oid_M_,201,205,1,1 7oid_M_,202,206,1,1 7oid_M_,203,206,1,1 7oid_M_,204,210,1,1 7oid_M_,205,214,1,1 7oid_M_,207,209,1,1 7oid_M_,207,212,1,1 7oid_M_,208,211,1,1 7oid_M_,216,218,1,1 7oid_M_,216,219,1,1 7oid_M_,216,220,1,1 7oid_M_,220,224,1,1 7oid_M_,221,225,1,1 7oid_M_,222,226,1,1 7oid_M_,223,227,1,1 7oid_M_,224,228,1,1 7oid_M_,225,229,1,1 7oid_M_,226,230,1,1 7oid_M_,227,231,1,1 7oid_M_,228,232,1,1 7oid_M_,237,239,1,1 7oid_M_,237,240,1,1 7oid_M_,243,247,1,1 7oid_M_,244,248,1,1 7oid_M_,245,248,1,1 7oid_M_,245,249,1,1 7oid_M_,246,249,1,1 7oid_M_,251,256,1,1 7oid_M_,255,257,1,1 7oid_M_,261,264,1,1 7oid_M_,265,274,1,1 7oid_M_,267,270,1,1 7oid_M_,267,272,1,1 7oid_M_,268,271,1,1 7oid_M_,278,280,1,1 7oid_M_,278,282,1,1 7oid_M_,279,283,1,1 7oid_M_,280,284,1,1 7oid_M_,281,285,1,1 7oid_M_,282,286,1,1 7oid_M_,283,287,1,1 7oid_M_,284,287,1,1