Structure of 011898 2,3,3',4,4',5'-Hexahydroxybenzophenone; (2,3,4-Trihydroxyphenyl)(3,4,5-trihydroxyphenyl)methanone; 2,3,4,3',4',5'-Hexahydroxybenzophenone; 3,4,5,2',3',4'-Hexahydroxybenzophenone; 4-Galloylpyrogallol; Adlone; NSC 680919