K 9903;BRN 1657703;1H-Naphtho(2,1-b)pyran-8-carboxylic acid, 3-(diethylamino)-1-oxo-, methyl ester;AC1MII4D;LS-95509;methyl 3-(diethylamino)-1-oxobenzo[f]chromene-8-carboxylate;57944-52-2
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