Y add 0.611 mul add mul -48.1 x_1 mul 8.790000000000001 log add 31.900000000000002 mul 0.027 x_2 div sub sub mul 9.07 x_2 mul 85.7 pow3 add 0.436 mul -0.329 x_4 add mul -1.75 x_1 mul 1.9000000000000001 x_3 sub mul 94.2 x_0 mul -24.400000000000002 exp add -0.74 mul -0.881 x_4