Example of asymmetric mixed-onium chlorofumarate is:: (A) Rocuronium, (B) Vecuronium, (C) Gantacurium, (D) Atracurium
Answer is C. Gantacurium represents a new class of nondepolarizing neuromuscular blockers called asymmetric mixed-onium chlorofumarates. Ref: Miller's anesthesia-7th ed , Chapter 29.