<prompt> Which during can be eliminated by nonenzymatic degradationAtracurimPancuroniumMivacuriumDexacruium  <response>: The unique feature of atracurium is inactivation in plasma by spontaneous nonenzymatic degradation Hofmann elimination in addition to that by alkaline ester hydrolysisConsequently its duration of action is not altered in patients with hepaticrenal insufficiency or hemodynamic compromise - it is the preferred muscle relaxant for such patients as well as for neonates and elderly.Refer: stoeltings pharmacology and physiology in anaesthetic practice, 5th edition, pg no.328 