1.13.12.21 | tetracenomycin F1 + O2 |
i.e. 3,8,10,12-tetrahydroxy-1-methyl-6,11-dioxo-6,11-dihydrotetracene-2-carboxylate = 6,11-dihydro-3,8,10,12-tetrahydroxy-1-methyl-6,11-dioxo-2-naphthacenecarboxylic acid |
Streptomyces glaucescens |
tetracenomycin D3 + H2O |
i.e. 3,8,10,12-tetrahydroxy-1-methyl-11-oxo-6,11-dihydro-2-tetracenecarboxylate, i.e. 6,11-dihydro-3,8,10,12-tetrahydroxy-1-methyl-11-oxo-2-naphthacenecarboxylic acid |
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