1H-Indole-1,5-dicarboxylic acid, 2,3-dihydro-, 1-(1,1-dimethylethyl) 5-methyl ester
1-(1,1-Dimethylethyl) 5-methyl 2,3-dihydro-1H-indole-1,5-dicarboxylate
2,3-Dihydroindole-1,5-dicarboxylic acid 1-tert-butyl 5-methyl ester
1-tert-Butyl 5-methyl indoline-1,5-dicarboxylate