Y add 67.5 add mul -6.7700000000000005 x_5 sub sub sub mul 0.609 x_4 add mul 0.381 x_5 mul 97.5 x_3 mul -76.60000000000001 div exp add -41.300000000000004 mul 64.60000000000001 x_1 sub mul 12.3 x_6 add mul -50.5 log add 70.2 mul -5.88 x_2 mul 0.727 x_7 mul -80.4 x_0