5-(1-Allyl-2,3-dihydro-1H-benzo[f]indol-3-ylmethyl)-imidazolidine-2,4-dione

{(S)-2-(4-Cyano-phenyl)-1-[(S)-1-hydroxymethyl-3-(trityl-carbamoyl)-propylcarbamoyl]-ethyl}-carbamic acid tert-butyl ester

1-chloro-2-naphthylacetonitrile

8-[2-(1H-Indol-3-yl)-ethyl]-1,4-dioxa-8-aza-spiro[4.5]dec-9-ene-7-carbonitrile