You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a local anaesthetic and belongs to both the anti pruritic drug and inhalation anaesthetic classes of molecules. Please represent the molecule in SMILES.
user
CC(=O)C1(O)CCC2C3C=C(Cl)C4=CC(=O)CCC4(C)C3CCC21C
assistant