4H-Pyran-4-one, 2,3-dihydro-3-methyl-2-phenyl-, trans-

(2S,3S)-3-Hydroxy-2-methyl-3-phenyl-propionic acid (S)-3-methyl-2-(toluene-4-sulfonylamino)-butyl ester

(1R,3S,4S)-4-Hydroxy-3-methyl-4-phenyl-1-((3aR,5aR,8aR,8bS)-2,2,7,7-tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-3a-yl)-1-trimethylsilanyloxy-butan-2-one

N-<(2S,3S)-3-hydroxy-2-methyl-3-phenylpropionyl>-(1S,5R,7R)-10,10-dimethyl-3-thioxo-2-aza-4-oxatricyclo<5.2.1.01,5>decane