6441-88-9 EINECS 229-229-6 Methanaminium, N-(6-hydroxy-9-(2-(methoxycarbonyl)phenyl)-3H-xanthen-3-ylidene)-N-methyl-, chloride N-(6-Hydroxy-9-(2-(methoxycarbonyl)phenyl)-3H-xanthen-3-ylidene)-N,N-dimethylammonium chloride