723296-12-6 1-Oxa-4-azacyclotridec-9-ene-2,5-dione,13-[4-[[(1,1-dimethylethyl)diphenylsilyl]oxy]butyl]-4,6,8,11-tetramethyl-3-(phenylmethyl)-, (3S,6R,8S,9Z,11S,13R)- 723296-13-7 1-Oxa-4-azacyclotridecane-2,5-dione,13-(4-hydroxybutyl)-4,6,8,11-tetramethyl-3-(phenylmethyl)-,(3S,6R,8R,11R,13R)-