1,3-Acetonedicarboxylic acid 2,5-PYRIDINEDICARBOXYLIC ACID 1,4-Naphthalenedicarboxylic acid 2-Naphthalenemethanol 2-Naphthoic acid 2,6-NAPHTHALENEDICARBOXYLIC ACID 2,3-Naphthalenedicarboxylic acid 2,3-NAPHTHALENEDICARBOXYLIC ACID DIMETHYL ESTER 3-Hydroxy-1,8-naphthalic anhydride DIMETHYL 2,6-NAPHTHALENEDICARBOXYLATE