(+)-α-Chloro-2-aminobenzenepropanoic acid, 2,6-dimethylpiperidine salt

吲哚-2-甲酸乙酯

(±)-吲哚啉-2-羧酸

2,3-dihydro-1-(2-methyl-1-oxo-2-propenyl)-1H-indole-2-carboxylic acid ethyl ester

6-amino-(S)-indoline-2-carboxylic acid