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(1R,4aS,11S,11aS,12aS)-3-[amino(hydroxy)methylidene]-4a,6,7,11-tetrahydroxy-N,N,11-trimethyl-2,4,5-trioxo-1,2,3,4,4a,5,11,11a,12,12a-decahydrotetracen-1-aminium related products: