2(R)-<5(R)-<1(S)-<(tert-butyloxycarbonyl)amino>-3-methylbutyl>-2,2-dimethyl-4(R)-dioxolanyl>-3-methylbutanoic acid

(4R,5S)‐4‐methyl‐3‐(3‐methylbutanoyl)‐5‐phenyloxazolidin‐2‐one

3-<3-<3-(tert-butyloxycarbonyl)-2,2-dimethyl-4(S)-isobutyl-5(R)-oxazolidinyl>-2(R)-isopropyl-1,3-dioxopropyl>-4(R)-methyl-5(S)-phenyl-2-oxazolidinone

2(S)-<5(R)-<1(S)-<(tert-butyloxycarbonyl)amino>-3-methylbutyl>-2,2-dimethyl-4(R)-dioxolanyl>-3-methylbutanol

3(S)-<3-(tert-butyloxycarbonyl)-4(S)-isobutyl-2,2-dimethyl-5(R)-oxazolidinyl>-3-hydroxy-2(R)-isopropyl-propanoic acid

1-Hepten-3-ol, 6-methyl-4-[(triphenylmethyl)amino]-

tert-butyl 4-isobutyl-2,2-dimethyl-5-vinyloxazolidine-3-carboxylate

(5R)-formyl-(4S)-isobutyl-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester