"{\"expression\": \"safe_sub(safe_add(safe_exp(half), 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(y, one), safe_log(y)), x))))), safe_sub(safe_log(y), y))))), safe_sqrt(half))\", \"hotkey\": \"5CXSNWjARqb79KY2Yb9fZn98PMJPS8nzrYju5DJV2x29tHWv\"}"