2-(3-bromophenyl)-N-methoxy-N-methylacetamide
(S)-N-methoxy-N,4-dimethyl-2-((S)-2-nitro-1-phenylethyl)-3-oxopentanamide
(2S,3S)-N-methoxy-N-methyl-4-nitro-3-phenyl-2-(2-phenylacetyl)butanamide
(S)-N-methoxy-N-methyl-2-((S)-2-nitro-1-phenylethyl)-3-oxohexanamide