succinimidyl 4-(((2-dimethylamino)-5-methoxyphenyl-4-tetramethylrhodaminyl)(ethyl)amino)butanoate

N-(9-(4-((30-chloro-4,17-dioxo-8,11,14,21,24-pentaoxa-5,18-diazatriacontyl)(ethyl)amino)-5-(dimethylamino)-2-methoxyphenyl)-6-(dimethylamino)-3H-xanthen-3-ylidene)-N-methylmethanaminium

N-(9-(4-((3-carboxypropyl)(ethyl)amino)-5-(dimethylamino)-2-methoxyphenyl)-6-(dimethylamino)-3H-xanthen-3-ylidene)-N-methylmethanaminium