BRN 1431054;Ethyl 3-chloro-4-oxo-4H-1-benzopyran-2-carboxylate;4H-1-Benzopyran-2-carboxylic acid, 3-chloro-4-oxo-, ethyl ester;AC1L4F0A;LS-39136;ethyl 3-chloro-4-oxochromene-2-carboxylate;18332-98-4
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