p. 9276 - 9286
(1991)1,4-Diiodobutane
(5R,6S)-4-(benzyloxycarbonyl)-5,6-diphenyl-2,3,5,6-tetrahydro-4H-1,4-oxazin-2-one
(2R)-ethyl 2-(tert-butyloxycarbonyl)amino-6-<(p-toluenesulfonyl)oxy>heptanoate
(2R)-ethyl 2-(tert-butyloxycarbonyl)amino-6-<(p-methoxybenzyl)thio>heptanoate
(2R)-2-(tert-butyloxycarbonyl)amino-6-<(p-methoxybenzyl)thio>hexanoic acid
(3R,5R,6S)-4-(benzyloxycarbonyl)-5,6-diphenyl-3-<4'-(acetyloxy)butyl>-2,3,5,6-tetrahydro-4H-1,4-oxazin-2-one