(R)-5-(benzyloxy)-3-methyl-1-(trimethylsilyl)-1-pentyne

((R)-1-Phenyl-ethyl)-carbamic acid (S)-1-(2-benzyloxy-ethyl)-prop-2-ynyl ester

benzyl (S)-2-(2(R)-methyloxiranyl)-1-pyrrolidinecarboxylate

(S)-5-(benzyloxy)-1-(trimethylsilyl)-1-pentyn-3-yl acetate