<prompt> Which of the following is not an amino steroid derivativeVecuroniumAlcuroniumPancuroniumPipecuronium  <response>: Alcuronium chloride is a neuromuscular blocking agent, alternatively referred to as a skeletal muscle relaxant.It is a semi-synthetic substance prepared from C-toxiferine I, a bis-quaternary alkaloid obtained from Strychnos toxifera. 