2411-89-4 3,3'-Bis[N,N-di(carboxymethyl)aminomethyl]-o-cresolphthalein Cresolphthalein complexon Cresolphthalein complexone Cresolphthalexon Glycine, N,N'-[(3-oxo-1(3H)-isobenzofuranylidene)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylene]]bis[N-(carboxymethyl)- NSC298195 Phenolphthalein, 3',3''-bis[[bis(carboxymethyl)amino]methyl]-5',5''-dimethyl- o-Cresolphthalein complexon o-Cresolphthalein complexone o-Cresolphthalexon