(3as,4R,7R,8S,9S,10R,11R,13R,15R,15ar)-4-ethyl-11-methoxy-3a,7,9,11,13,15-hexamethyl-2,6,14-trioxo-10-{[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy}tetradecahydro-2H-oxacyclotetradecino[4,3-D][1,3]oxazol-8-yl (2R)-2-(pyridin-3-yl)p

(2R)-2-(3-Pyridinyl)-1-pyrrolidinecarboxylate de (3aS,4R,7R,8S,9S,10R,11R,13R,15R,15aR)-4-éthyl-11-méthoxy-3a,7,9,11,13,15-hexaméthyl-2,6,14-trioxo-10-{[3,4,6-tridésoxy-3-(diméthylamino)-β-D-xylo-h exopyranosyl]oxy}tétradécahydro-2H-oxacyclotétradécino[4,3-d][1,3]oxazol-8-yle

(3aS,4R,7R,8S,9S,10R,11R,13R,15R,15aR)-4-Ethyl-11-methoxy-3a,7,9,11,13,15-hexamethyl-2,6,14-trioxo-10-{[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy}tetradecahydro-2H-oxacyclotetrade cino[4,3-d][1,3]oxazol-8-yl (2R)-2-(3-pyridinyl)-1-pyrrolidinecarboxylate

(3as,4R,7R,8S,9S,10R,11R,13R,15R,15ar)-4-ethyl-11-methoxy-3a,7,9,11,13,15-hexamethyl-2,6,14-trioxo-10-{[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy}tetradecahydro-2H-oxacyclotetradecino[4,3-D][1,3]oxazol-8-yl (2R)-2-(pyridin-3-yl)p

(3aS,4R,7R,8S,9S,10R,11R,13R,15R,15aR)-4-Ethyl-11-methoxy-3a,7,9,11,13,15-hexamethyl-2,6,14-trioxo-10-{[3,4,6-tridesoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy}tetradecahydro-2H-oxacyclotetrad ecino[4,3-d][1,3]oxazol-8-yl-(2R)-2-(3-pyridinyl)-1-pyrrolidincarboxylat

1-Pyrrolidinecarboxylic acid, 2-(3-pyridinyl)-, (3aS,4R,7R,8S,9S,10R,11R,13R,15R,15aR)-4-ethyltetradecahydro-11-methoxy-3a,7,9,11,13,15-hexamethyl-2,6,14-trioxo-10-[[3,4,6-trideoxy-3-(dimethylamino)-b η-D-xylo-hexopyranosyl]oxy]-2H-oxacyclotetradecino[4,3-d]oxazol-8-yl ester, (2R)-

(3as,4r,7r,8s,9s,10r,11r,13r,15r,15ar)-4-Ethyl-11-Methoxy-3a,7,9,11,13,15-Hexamethyl-2,6,14-Trioxo-10-{[3,4,6-Trideoxy-3-(Dimethylamino)-β-D-Xylo-Hexopyranosyl]oxy}tetradecahydro-2h-Oxacyclotetradecino[4,3-D][1,3]oxazol-8-Yl (2r)-2-(Pyridin-3-Yl)pyrrolidine-1-Carboxylate

1F2