My bad, in my language its derivate. It's equivalent to the English derivative: "In chemistry, a derivative is a compound that is derived from a similar compou

My bad, in my language its derivate. It's equivalent to the English derivative: "In chemistry, a derivative is a compound that is derived from a similar compound by a chemical reaction, or that can be imagined to arise from another compound, if one atom or group of atoms is replaced with another atom or group of atoms."