1H-Indene-1,3(2H)-dione, 2-hydroxy-2-(2-hydroxy-3,4,6-trimethylphenyl)- 2-Hydroxy-2-(2-hydroxy-3,4,6-trimethylphenyl)-1H-indene-1,3(2H)-dione 71313-22-9 BRN 2298019