1-(5-Carboxypentyl)-2-(3-(1-(5-carboxypentyl)-3,3-dimethylindolin-2-ylidene)prop-1-en-1-yl)-3,3-dimethyl-3H-indol-1-ium bromide 250mg

1-(5-Carboxypentyl)-2-(3-(1-(5-carboxypentyl)-3,3-dimethylindolin-2-ylidene)prop-1-en-1-yl)-3,3-dimethyl-3H-indol-1-ium bromide 250mg