methyl 2-(((benzyloxy)carbonyl)amino)-2-(4-methoxyphenyl)acetate

N-[(benzoyloxy)carbonyl]-D,L-vinylglycine methyl ester

2-diethoxyphosphoryl-2-(phenylmethoxycarbonylamino)acetic acid

methyl 3-methoxy-2-(phenylmethoxycarbonylamino)propanoate