p. 133 - 140
(2007/10/02)N-(benzyloxycarbonyl)glycylglycylglycyl-L-serine methyl ester
[2-(2-Benzyloxycarbonylamino-acetylamino)-acetylamino]-acetic acid
N-benzyloxycarbonylglycylglycylglycyne methyl ester
L-leucine ethyl ester hydrochloride
N-(benzyloxycarbonyl)glycylglycylglycyl-L-serine