204. Ethyl-bis(4-hydroxy-2-oxo-2H-chromen-3-yl)acetát● a soli odpovídající kyseliny;
Ethyl bis(4-hydroxy-2-oxo-1-benzopyran-3-yl)acetate and salts of the acid°
204. Ethyl-bis(4-hydroxy-2-oxo-2H-chromen-3-yl)acetát● a soli odpovídající kyseliny;
Ethyl bis(4-hydroxy-2-oxo-1-benzopyran-3-yl)acetate and salts of the acid°