Synonyms: 3,5-Ethano-2H-furo[2,3-o][2]benzoxacycloundecin-13-carboxylicacid,3,3a,5,6,7,8,9,10,11,11a,14,15-dodecahydro-3,6,8,14-tetramethyl-16-methylene-2,17-dioxo-,[3R-(3R*,3aR*,5R*,6R*,8R*,11aS*,14S*,15aS*)]-; (+)-Okilactomycin; Okilactomycin;YP 02908L-A