2-Amino-3-(1,2-dimethyl-1H-indol-3-ylmethylsulfanyl)-propionic acid

2-[6-(2,2,2-trifluoro-acetylamino)-benzothiazol-2-yl]-4,5-dihydro-thiazole-4-carboxylic acid

2-(3,5-dioxo-1,2-diphenyl-pyrazolidin-4-ylidene)-thiazolidine-4-carboxylic acid

2-(2-(2-(4-(4-carboxythiazolidin-2-yl)phenoxy)-3-(2-(1-ethyl-3,3-dimethylindolin-2-ylidene)ethylidene)cyclohex-1-en-1-yl)vinyl)-1-ethyl-3,3-dimethyl-3H-indol-1-ium iodide