Y add 64.3 mul x_0 sub add mul -2.2600000000000002 x_0 sub sub add add mul -1.9000000000000001 x_1 mul 9.36 x_2 mul 4.57 mul pow3 add 39.800000000000004 mul 7.13 x_3 x_1 mul 0.22 exp add -25.5 mul 0.28 x_1 mul 3.56 x_5 mul 0.721 x_4