Y add 0.6990000000000001 add add mul 11.0 mul pow2 add 4.32 mul 74.9 div exp add mul 0.259 x_1 mul 0.135 x_2 x_1 x_0 add mul -0.271 x_3 mul -0.05 log add 32.300000000000004 mul -2.8000000000000003 x_4 mul 0.078 pow3 add 0.66 mul 0.19 x_4