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A	B	C	D	E	F
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Y	Z

D-aspartic acid-methyl ester

2,3-Dihydro-3-oxo-1h-indene-4-carbonitrile

6-Bromo-1,2-epoxy-hexane

Boc-(r)-3-amino-5-phenyl-pentanoic acid

2-Bromophenyl isothiocyanate

Z-trp(boc)-oh.dcha

Fmoc-(s)-3-amino-5-phenyl-pentanoic acid

N-cyanoiminodibenzyl

2-(Difluoromethoxy)nitrobenzene

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