4-[1-(toluene-4-sulfonyl)-1H-indol-3-ylmethyl]-oxazolidin-2-one
4-(1-benzyl-1H-indol-3-ylmethyl)-oxazolidin-2-one
2-oxo-4-[1-(toluene-4-sulfonyl)-1H-indol-3-ylmethyl]-oxazolidine-3-carboxylic acid tert-butyl ester
4-(1-benzyl-1H-indol-3-ylmethyl)-2-oxo-oxazolidine-3-carboxylic acid tert-butyl ester