3H-NAPHTHO(1,2,3-DE)QUINOLINE-1-CARBOXYLIC ACID, 2,7-DIHYDRO-4-METHYL-6-((4-METHYLPHENYL)AMINO)-2,7-DIOXO-, ETHYL ESTER
3h-naphtho(1,2,3-de)quinoline-1-carboxylic acid, 2,7-dihydro-4-methyl-6-((4-methylphenyl)amino)-2,7-dioxo-, ethyl ester