Chemical Name: (S)-2,3-Dihydro-1H-pyrrole-1,2-dicarboxylic acid 1-(1,1-dimethylethyl) 2-Ethyl Ester; (S)-2,3-Dihydropyrrole-1,2-dicarboxylic Acid 1-tert-Butyl Ester 2-Ethyl Ester; 1-(tert-butyl) 2-ethyl (S)-2,3-dihydro-1H-pyrrole-1,2-dicarboxylate
Smile: O=C(OC(C)(C)C)N1C=CC[C@H]1C(OCC)=O