x1 = s35 x2 = s37 x3 = s38 x4 = s39 x5 = s42 x6 = s43 x7 = s44 x8 = s49 x9 = s51 x10 = s91 x11 = s92 x12 = s93 x13 = s94 x14 = s95 x15 = s96 x16 = s97 x17 = s98 x18 = s99 x19 = s100 x20 = s101 x21 = s102 x22 = s103 x23 = s104 x24 = s105 x25 = s106 x26 = s107 x27 = s108 x28 = s110 x29 = s111 x30 = s112 x31 = s113 x32 = s114 x33 = s115 x34 = s119