(R)-trans-Atracurium Besylate

Chemical Name: (1R,1'R,2S,2'S)-2,2'-((pentane-1,5-diylbis(oxy))bis(3-oxopropane-3,1-diyl))bis(1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-2-methyl-1,2,3,4-tetrahydroisoquinolin-2-ium) benzenesulfonate

Smile: O=[S]([O-])(C1=CC=CC=C1)=O.C[N@+]2(CCC(OCCCCCOC(CC[N@@+]([C@@H]3CC4=CC(OC)=C(OC)C=C4)(CCC5=CC(OC)=C(OC)C=C35)C)=O)=O)[C@@H](C6=CC(OC)=C(OC)C=C6CC2)CC7=CC(OC)=C(OC)C=C7.O=[S]([O-])(C8=CC=CC=C8)=O