p. 487 - 497
(2007/10/03){4-[(1-{[2-(N'-acetyl-N'-methyl-hydrazino)-1-benzyl-2-oxo-ethyl]-methyl-carbamoyl}-2-naphthalen-2-yl-ethyl)-methyl-carbamoyl]-1,1-dimethyl-but-3-enyl}-carbamic acid tert-butyl ester
(1-{[2-(N'-acetyl-N'-methyl-hydrazino)-1-benzyl-2-oxo-ethyl]-methyl-carbamoyl}-2-naphthalen-2-yl-ethyl)-methyl-carbamic acid tert-butyl ester
N-[2-(N'-acetyl-N'-methyl-hydrazino)-1-benzyl-2-oxo-ethyl]-N-methyl-2-methylamino-3-naphthalen-2-yl-propionamide