pair,contact1,contact2,flow1,flow2 2rgn_C_,1,51,1,1 2rgn_C_,3,53,1,1 2rgn_C_,4,70,1,1 2rgn_C_,4,72,1,1 2rgn_C_,4,74,1,1 2rgn_C_,4,75,1,1 2rgn_C_,5,53,1,1 2rgn_C_,5,55,1,1 2rgn_C_,6,76,1,1 2rgn_C_,6,78,1,1 2rgn_C_,7,55,1,1 2rgn_C_,7,57,1,1 2rgn_C_,8,80,1,1 2rgn_C_,10,15,1,1 2rgn_C_,10,91,1,1 2rgn_C_,15,61,1,1 2rgn_C_,16,20,1,1 2rgn_C_,16,56,1,1 2rgn_C_,17,21,1,1 2rgn_C_,19,23,1,1 2rgn_C_,20,23,1,1 2rgn_C_,20,24,1,1 2rgn_C_,21,25,1,1 2rgn_C_,25,161,1,1 2rgn_C_,27,29,1,1 2rgn_C_,38,54,1,1 2rgn_C_,39,54,1,1 2rgn_C_,41,52,1,1 2rgn_C_,43,50,1,1 2rgn_C_,46,173,1,1 2rgn_C_,59,61,1,1 2rgn_C_,60,67,1,1 2rgn_C_,60,70,1,1 2rgn_C_,61,67,1,1 2rgn_C_,61,95,1,1 2rgn_C_,63,66,1,1 2rgn_C_,66,69,1,1 2rgn_C_,67,70,1,1 2rgn_C_,71,74,1,1 2rgn_C_,71,104,1,1 2rgn_C_,72,74,1,1 2rgn_C_,77,108,1,1 2rgn_C_,77,110,1,1 2rgn_C_,78,80,1,1 2rgn_C_,79,112,1,1 2rgn_C_,80,114,1,1 2rgn_C_,81,112,1,1 2rgn_C_,81,114,1,1 2rgn_C_,82,84,1,1 2rgn_C_,82,88,1,1 2rgn_C_,83,114,1,1 2rgn_C_,83,136,1,1 2rgn_C_,85,88,1,1 2rgn_C_,86,90,1,1 2rgn_C_,91,95,1,1 2rgn_C_,91,96,1,1 2rgn_C_,92,97,1,1 2rgn_C_,96,100,1,1 2rgn_C_,97,101,1,1 2rgn_C_,99,103,1,1 2rgn_C_,100,104,1,1 2rgn_C_,101,148,1,1 2rgn_C_,104,107,1,1 2rgn_C_,109,151,1,1 2rgn_C_,111,154,1,1 2rgn_C_,113,154,1,1 2rgn_C_,113,156,1,1 2rgn_C_,115,118,1,1 2rgn_C_,116,119,1,1 2rgn_C_,116,155,1,1 2rgn_C_,116,156,1,1 2rgn_C_,117,157,1,1 2rgn_C_,118,124,1,1 2rgn_C_,119,125,1,1 2rgn_C_,119,136,1,1 2rgn_C_,119,155,1,1 2rgn_C_,121,124,1,1 2rgn_C_,122,125,1,1 2rgn_C_,122,126,1,1 2rgn_C_,125,129,1,1 2rgn_C_,128,133,1,1 2rgn_C_,129,132,1,1 2rgn_C_,137,140,1,1 2rgn_C_,137,141,1,1 2rgn_C_,138,142,1,1 2rgn_C_,140,144,1,1 2rgn_C_,141,145,1,1 2rgn_C_,142,146,1,1 2rgn_C_,143,147,1,1 2rgn_C_,144,148,1,1 2rgn_C_,145,149,1,1 2rgn_C_,145,150,1,1 2rgn_C_,153,155,1,1 2rgn_C_,157,160,1,1 2rgn_C_,157,161,1,1 2rgn_C_,157,162,1,1 2rgn_C_,160,162,1,1 2rgn_C_,163,167,1,1 2rgn_C_,164,168,1,1 2rgn_C_,165,169,1,1 2rgn_C_,166,170,1,1 2rgn_C_,167,171,1,1 2rgn_C_,168,172,1,1 2rgn_C_,169,173,1,1 2rgn_C_,170,174,1,1 2rgn_C_,171,175,1,1 2rgn_C_,172,176,1,1 2rgn_C_,174,177,1,1