L-Tryptophanylglycine7360-09-0100 % similar D-Tryptophan153-94-663 % similar (±)-Tryptophan54-12-663 % similar Thymogen38101-59-660 % similar Indole-3-acetic acid87-51-454 % similar Histidylglycine2578-58-754 % similar L-Tryptophanamide hydrochloride5022-65-154 % similar 1H-Indole-3-propanoic acid830-96-653 % similar L-Alanyl-L-tryptophan16305-75-252 % similar Indole-3-butyric acid133-32-451 % similar (R)-Tryptophan methyl ester monohydrochloride14907-27-851 % similar DL-Methyl tryptophanate monohydrochloride5619-09-051 % similar Tryptophan methyl ester hydrochloride7524-52-951 % similar L-Tryptophyl-L-proline38136-75-350 % similar Glycyl-L-tryptophan2390-74-149 % similar (S)-Tryptophan ethyl ester hydrochloride2899-28-749 % similar Indole-3-lactic acid1821-52-949 % similar L-Tryptophan benzyl ester hydrochloride35858-81-248 % similar L-Tryptophanol2899-29-846 % similar Acetyl-L-tryptophan1218-34-446 % similar