diethyl 5,8-dimethoxy-4-oxo-3,4-dihydronaphthalene-2,2(1h)-dicarboxylate;NSC156151;AC1L6FBO;AC1Q6JK8;AR-1I4583;NSC-156151;diethyl 5,8-dimethoxy-4-oxo-1,3-dihydronaphthalene-2,2-dicarboxylate
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