obelmycin A

(7R)-8-Ethyl-7,8,9,10-tetrahydro-1,4,6,7,8α,11-hexahydroxy-10α-[[3-(dimethylamino)-2,3,6-trideoxy-α-L-lyxo-hexopyranosyl]oxy]naphthacene-5,12-dione

(7R)-8-Ethyl-7,8,9,10-tetrahydro-1,4,6,7,8α,11-hexahydroxy-10α-[[3-(dimethylamino)-2,3,6-trideoxy-α-L-lyxo-hexopyranosyl]oxy]-5,12-naphthacenedione