Y add -0.6880000000000001 sub mul -0.279 mul x_5 div add mul 0.731 div log add 89.7 mul -0.41600000000000004 mul x_1 x_2 x_6 mul -6.53 x_3 mul x_4 x_0 add add mul 0.521 pow2 add 89.2 mul 0.20500000000000002 x_6 mul -0.116 x_1 mul -77.60000000000001 x_4