p. 2276 - 2277
(1995)8-[(S)-4-({Amino-[(E)-4-methoxy-2,3,6-trimethyl-benzenesulfonylimino]-methyl}-amino)-1-((S)-1-diethoxymethyl-3-methyl-butylcarbamoyl)-butylcarbamoyl]-octanoic acid methyl ester
(S)-2-Amino-5-({amino-[(E)-4-methoxy-2,3,6-trimethyl-benzenesulfonylimino]-methyl}-amino)-pentanoic acid ((S)-1-diethoxymethyl-3-methyl-butyl)-amide