(6-bromo-2-iodo-1H-indol-3-yl)acetic acid methyl ester

6-bromo-2-iodo-3-methoxycarbonylmethyl-indole-1-carboxylic acid tert-butyl ester

benzyloxycarbonylamino-(diethoxy-phosphoryl)-acetic acid 2-trimethylsilanyl-ethyl ester

6-bromo-2-[3-(5-formyl-3H-imidazol-4-yl)-3-methyl-but-1-enyl]-3-methoxycarbonylmethyl-indole-1-carboxylic acid tert-butyl ester

6-bromo-2-{3-[5-(tert-butyl-dimethyl-silanyloxymethyl)-3H-imidazol-4-yl]-3-methyl-but-1-enyl}-3-methoxycarbonylmethyl-indole-1-carboxylic acid tert-butyl ester