(12E)-(7S,9R,10S)-7-[(2E)-4-azido-4-oxo-but-2-enyl]-4-benzoyloxy-9-(tert-butyldimethylsilyloxy)-10-methyl-7,8,9,10,11,14-hexahydro-6-oxa-benzocyclodecen-5-one

(7S,9R,10S,12E)-(4-methoxy-9-methoxymethoxy-10-methyl-5-oxo-7,8,9,10,11,14-hexahydro[5H]-6-oxa-benzocyclododecen-7-yl)-acetaldehyde

(12E)-(7S,9R,10S)-7-[(2E)-3-(carboallyloxy)prop-2-enyl]-4,9-dihydroxy-10-methyl-7,8,9,10,11,14-hexahydro-6-oxa-benzocyclodecen-5-one

Octanoic acid 2-((E)-(7S,9R,10S)-4-methoxy-9-methoxymethoxy-10-methyl-5-oxo-7,8,9,10,11,14-hexahydro-5H-6-oxa-benzocyclododecen-7-yl)-ethyl ester

(12E)-(7S,9R,10S)-4,9-bis-(tert-butyldimethylsilyloxy)-7-[(2E)-3-(carboallyloxy)prop-2-enyl]-10-methyl-7,8,9,10,11,14-hexahydro-6-oxa-benzocyclodecen-5-one