2''-[(E)-(4R,5R,6R,8R,9S,13R,14R,15R)-14-(tert-Butyl-dimethyl-silanyloxy)-17-(tert-butyl-diphenyl-silanyloxy)-6-hydroxy-4,8-dimethoxy-5,9,13,15-tetramethyl-12-oxo-heptadec-1-enyl]-[2,4';2',4'']teroxazole-4-carbaldehyde

2''-[(E)-(4R,5S,6R,8R,9S,13R,14R,15R)-14-(tert-Butyl-dimethyl-silanyloxy)-17-(tert-butyl-diphenyl-silanyloxy)-4,8-dimethoxy-6-methoxymethoxy-5,9,13,15-tetramethyl-12-oxo-heptadec-1-enyl]-[2,4';2',4'']teroxazole-4-carbaldehyde