"{\"expression\": \"safe_add(safe_sub(safe_add(safe_exp(safe_sub(half, safe_exp(safe_exp(one)))), safe_add(safe_exp(safe_sub(safe_add(safe_exp(safe_div(safe_mul(safe_div(half, one), safe_exp(half)), one)), relu(std(safe_sub(safe_sub(safe_exp(zero), safe_sub(safe_log(y), sigmoid(safe_mul(safe_mul(half, x), safe_mul(safe_exp(sin(half)), x))))), safe_sub(safe_log(y), safe_sub(safe_log(y), cos(safe_sub(safe_log(y), safe_div(x, safe_exp(sin(half))))))))))), safe_exp(safe_exp(one)))), safe_sub(safe_add(safe_log(safe_mul(one, safe_div(safe_mul(safe_div(mean(leaky_relu(floor(round(one)))), safe_log(y)), safe_exp(half)), one))), tanh(std(safe_sub(safe_sub(x, safe_sub(safe_log(y), sigmoid(safe_mul(safe_mul(half, x), safe_mul(safe_mul(safe_add(safe_mul(half, x), one), safe_log(y)), x))))), safe_sub(safe_log(y), safe_sub(safe_log(y), cos(safe_sub(safe_log(y), safe_div(x, safe_exp(sin(half))))))))))), one))), safe_mul(half, safe_mul(half, half))), safe_mul(half, half))\"}"