Acetic acid (1R,4S,6R,7R,8R,9S,10S,11S)-10,11-diacetoxy-8-(3-benzyl-ureido)-6-methoxy-11-methyl-3-oxo-2,5-dioxa-tricyclo[5.4.0.04,8]undec-9-yl ester

Acetic acid (1R,4S,5R,6S,7S,8S,9S)-4,7-diacetoxy-9-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-8-hydroxy-8-methyl-3-oxo-5-(2,2,2-trichloro-acetylamino)-2-oxa-bicyclo[3.3.1]non-6-yl ester

2,2,2-Trichloro-N-[(1R,2R,3R,4S,6S)-4-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2-hydroxy-6-methyl-3-vinyl-7-oxa-bicyclo[4.1.0]hept-3-yl]-acetamide

Acetic acid (1R,4S,6R,7R,8R,9S,10S,11S)-10-acetoxy-11-hydroxy-6-methoxy-11-methyl-3-oxo-8-(2,2,2-trichloro-acetylamino)-2,5-dioxa-tricyclo[5.4.0.04,8]undec-9-yl ester

2,2,2-Trichloro-N-[(1R,2S)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-4-methyl-5,6-dioxo-1-vinyl-cyclohex-3-enyl]-acetamide