4-(2-Succinimidyloxycarbonylethyl)phenyl-10-methylacridinium-9-carboxylate 87198-89-8 Acridinium C2NHS ester Acridinium, 9-((4-(3-((2,5-dioxo-1-pyrrolidinyl)oxy)-3-oxopropyl)phenoxy)carbonyl)-10-methyl-, fluorosulfate