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499207-83-9 naphtho[2,3-b]thiophene-2-carboxylic acid,3-amino-4,9-dihydro-4,9-dioxo-, methyl ester

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Product Name Naphtho[2,3-b]thiophene-2-carboxylic acid,3-amino-4,9-dihydro-4,9-dioxo-, methyl ester
CAS No. 499207-83-9
Molecular Formula C14H9NO4S