bis[tert-butyl(dimethyl)silyl]-salicylihalamide-hemiaminal

(2Z,4Z)-Hepta-2,4-dienoic acid {(Z)-3-[(E)-(7R,9S,10R)-9-(tert-butyl-diphenyl-silanyloxy)-10-methyl-5-oxo-4-triisopropylsilanyloxy-7,8,9,10,11,14-hexahydro-5H-6-oxa-benzocyclododecen-7-yl]-propenyl}-amide

(2Z,4Z)-Hepta-2,4-dienoic acid {(E)-3-[(E)-(7R,9S,10R)-9-(tert-butyl-diphenyl-silanyloxy)-10-methyl-5-oxo-4-triisopropylsilanyloxy-7,8,9,10,11,14-hexahydro-5H-6-oxa-benzocyclododecen-7-yl]-propenyl}-amide

(2Z,4Z)-Hepta-2,4-dienoic acid {3-[(1S,11S,13S,15R)-7,15-bis-(tert-butyl-dimethyl-silanyloxy)-9-oxo-10,17-dioxa-tricyclo[11.3.1.03,8]heptadeca-3(8),4,6-trien-11-yl]-1-hydroxy-propyl}-amide

(2Z,4Z)-Hepta-2,4-dienoic acid {3-[(1R,11S,13R)-7-(tert-butyl-dimethyl-silanyloxy)-9-oxo-10,17-dioxa-tricyclo[11.3.1.03,8]heptadeca-3(8),4,6-trien-11-yl]-1-hydroxy-propyl}-amide