Synonyms: [(1r,4as,8ar)-7-methoxy-8a-(methoxymethyl)-2-methyl-5,8-dioxo-1,4,4a,5,8,8a-hexahydronaphthalen-1-yl]acetic acid;AC1L4ELW;KST-1A0647;AR-1A8011;2-[(1R,4aS,8aR)-7-methoxy-8a-(methoxymethyl)-2-methyl-5,8-dioxo-4,4a-dihydro-1H-naphthalen-1-yl]acetic acid