trimethylacetaldehyde cyanohydrin trimethylsilyl ether

(3S,4S)-4-[(tert-butoxycarbonyl)amino]-3-hydroxy-6-methylheptanonitrile

2-acetoxy-2,3-dimethylbutanenitrile

tert-butyl (+/-)-1-cyano-1,3-dihydro-2H-isoindole-2-carboxylate

2-thiophenyl-(trimethylsilyloxy)-acetonitrile