Synonyms: 1-(Tert-butoxycarbonyl)indoline-7-carboxylic acid;2,3-Dihydroindole-1,7-dicarboxylic acid 1-tert-butyl ester;1-(tert-Butoxycarbonyl)-2,3-dihydro-1H-indole-7-carboxylic acid;1H-Indole-1,7-dicarboxylicacid, 2,3-dihydro-, 1-(1,1-dimethylethyl) ester;