Synonyms: | heliquinomycin;NSC 702208;Rubymycin;Spiro[benzo[1,2-b:5,4-c']dipyran-2(3H),2'(3'H)-naphtho[2,3-b]furan]-7-carboxylic acid, 3'-[(2,6-dideoxy-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-4,5',8',9-tetrahydro-3,4',9',10-tetrahydroxy-7'-methoxy-5',8',9-trioxo-, methyl ester, (2R,3R,3'R)- |