pair,contact1,contact2,flow1,flow2 8xxl_SN_,2,7,1,1 8xxl_SN_,2,9,1,1 8xxl_SN_,20,21,1,1 8xxl_SN_,22,25,1,1 8xxl_SN_,28,31,1,1 8xxl_SN_,28,32,1,1 8xxl_SN_,29,33,1,1 8xxl_SN_,30,34,1,1 8xxl_SN_,31,35,1,1 8xxl_SN_,32,36,1,1 8xxl_SN_,33,37,1,1 8xxl_SN_,34,38,1,1 8xxl_SN_,35,39,1,1 8xxl_SN_,37,40,1,1 8xxl_SN_,37,41,1,1 8xxl_SN_,40,43,1,1 8xxl_SN_,45,48,1,1 8xxl_SN_,45,49,1,1 8xxl_SN_,46,50,1,1 8xxl_SN_,47,85,1,1 8xxl_SN_,48,52,1,1 8xxl_SN_,49,53,1,1 8xxl_SN_,50,54,1,1 8xxl_SN_,51,55,1,1 8xxl_SN_,52,56,1,1 8xxl_SN_,53,59,1,1 8xxl_SN_,60,61,1,1 8xxl_SN_,62,66,1,1 8xxl_SN_,63,67,1,1 8xxl_SN_,66,68,1,1 8xxl_SN_,69,73,1,1 8xxl_SN_,70,74,1,1 8xxl_SN_,71,75,1,1 8xxl_SN_,72,76,1,1 8xxl_SN_,73,77,1,1 8xxl_SN_,74,78,1,1 8xxl_SN_,74,79,1,1 8xxl_SN_,84,88,1,1 8xxl_SN_,85,89,1,1 8xxl_SN_,87,91,1,1 8xxl_SN_,88,92,1,1 8xxl_SN_,89,93,1,1 8xxl_SN_,90,94,1,1 8xxl_SN_,91,95,1,1 8xxl_SN_,92,96,1,1 8xxl_SN_,93,97,1,1 8xxl_SN_,94,98,1,1 8xxl_SN_,95,99,1,1 8xxl_SN_,96,100,1,1 8xxl_SN_,97,101,1,1 8xxl_SN_,98,102,1,1 8xxl_SN_,98,118,1,1 8xxl_SN_,100,103,1,1 8xxl_SN_,100,104,1,1 8xxl_SN_,100,107,1,1 8xxl_SN_,101,104,1,1 8xxl_SN_,106,108,1,1 8xxl_SN_,107,110,1,1 8xxl_SN_,107,111,1,1 8xxl_SN_,108,112,1,1 8xxl_SN_,109,113,1,1 8xxl_SN_,110,114,1,1 8xxl_SN_,111,115,1,1 8xxl_SN_,112,116,1,1 8xxl_SN_,113,117,1,1 8xxl_SN_,114,118,1,1 8xxl_SN_,115,119,1,1 8xxl_SN_,116,120,1,1 8xxl_SN_,117,121,1,1 8xxl_SN_,118,122,1,1 8xxl_SN_,119,123,1,1 8xxl_SN_,120,124,1,1 8xxl_SN_,121,125,1,1 8xxl_SN_,122,126,1,1 8xxl_SN_,123,127,1,1 8xxl_SN_,124,128,1,1 8xxl_SN_,125,129,1,1 8xxl_SN_,126,130,1,1 8xxl_SN_,127,131,1,1 8xxl_SN_,128,133,1,1 8xxl_SN_,128,134,1,1 8xxl_SN_,129,132,1,1 8xxl_SN_,129,138,1,1 8xxl_SN_,135,138,1,1 8xxl_SN_,139,140,1,1 8xxl_SN_,141,144,1,1 8xxl_SN_,144,148,1,1 8xxl_SN_,145,149,1,1