Synonyms: Argentate(4-),[(4,4',4'',4'''-porphine-5,10,15,20-tetrayltetrabenzenesulfonato)(6-)]- (8CI);Argentate(4-),[[4,4',4'',4'''-(21H,23H-porphine-5,10,15,20-tetrayl)tetrakis[benzenesulfonato]](6-)-N21,N22,N23,N24]-,(SP-4-1)-; Benzenesulfonic acid, 4,4',4'',4'''-(21H,23H-porphine-5,10,15,20-tetrayl)tetrakis-,silver complex