(4R,5S)-5-tert-Butoxycarbonylamino-4-(tert-butyl-dimethyl-silanyloxy)-6-methyl-heptanoic acid ethyl ester

(3R,4S)-4-(dibenzylamino)-5-methylhex-1-yn-3-ol

(3R,4S)-3-(tert-butyldimethylsilyloxy)-4-(dibenzylamino)-5-methylhex-1-yne

(4R,5S)-4-(tert-Butyl-dimethyl-silanyloxy)-5-dibenzylamino-6-methyl-hept-2-ynoic acid ethyl ester

rac-N,N-dibenzylvaline