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3α-Bromo-3-methyl-2'α-methoxy-2'-(4-nitrophenyl)-7-(phenoxyacetylamino)spiro[cepham-4,4'-[1,3]dioxolane] Structure

3α-Bromo-3-methyl-2'α-methoxy-2'-(4-nitrophenyl)-7-(phenoxyacetylamino)spiro[cepham-4,4'-[1,3]dioxolane]