32114-46-8

9,10-Dihydro-9,10-dioxo-1-anthracenecarboxylic acid methyl ester 9,10-Dihydro-9,10-dioxoanthracene-1-carboxylic acid methyl ester 1-Anthracenecarboxylic acid, 9,10-dihydro-9,10-dioxo-, methyl ester