methyl 4,5-dimethoxy-2-((12-methoxy-9-methyl-1,4,11-trioxo-4,8,9,11-tetrahydro-1H-naphtho[2,1-g]isochromen-3-yl)oxy)benzoate

8,11,12,15,16-pentamethoxy-3-methyl-3,4-dihydropyrano[4',3':6,7]naphtho[1,2-b]xanthene-1,14-dione

(+/-)-cervinomycin A2-monomethyl ether

3-acetylmethyl-1,7,10,11,14-pentamethoxynaphtho[1,2-b]xanthone-2-carboxylic acid methyl ester

(+/-)-cervinomycin A1-trimethylether