2-[(1S,2S,3R)-1-Amino-3-(tert-butyl-dimethyl-silanyloxy)-2-hydroxy-2-methyl-butyl]-thiazole-4-carboxylic acid methyl ester

2-[1-[(2-{1-[2-azido-3-(tert-butyl-dimethyl-silanyloxy)-butyrylamino]-2-triethylsilanyloxy-propyl}-4,5-dihydro-thiazole-4-carbonyl)-amino]-3-(tert-butyl-dimethyl-silanyloxy)-2-hydroxy-2-methyl-butyl]-thiazole-4-carboxylic acid

2-[1-[(2-{1-[2-azido-3-(tert-butyl-dimethyl-silanyloxy)-butyrylamino]-2-triethylsilanyloxy-propyl}-4,5-dihydro-thiazole-4-carbonyl)-amino]-3-(tert-butyl-dimethyl-silanyloxy)-2-hydroxy-2-methyl-butyl]-thiazole-4-carboxylic acid methyl ester

2-((1S,2S,3R)-1-Amino-2,3-dihydroxy-2-methyl-butyl)-thiazole-4-carboxylic acid ethyl ester