(3S,4R,5R)-5-(13-Benzyloxy-10-oxo-tridecyl)-1-(4-methoxy-benzyl)-3,4-bis-triisopropylsilanyloxy-pyrrolidin-2-one

(2R,8aS)-2-(3-Benzyloxy-propyl)-4-oxo-3,4,6,7,8,8a-hexahydro-2H-quinoline-1-carboxylic acid phenyl ester

(2R,5R,8aS)-2,5-Bis-(3-benzyloxy-propyl)-1,2,3,5,6,7,8,8a-octahydro-quinoline

5-(3-Benzyloxy-propyl)-5-hydroxy-1-(4-methoxy-benzyl)-pyrrolidin-2-one

(3S,4R,5R)-5-(3-Benzyloxy-propyl)-1-(4-methoxy-benzyl)-3,4-bis-triisopropylsilanyloxy-pyrrolidin-2-one