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 both a muscarinic antagonist and a beta2 agonist. Please represent the molecule in SMILES.
user
O=Cc1ccc(NC(=O)COc2cccc(C(NC(=O)O)c3ccccc3)c2)cc1
assistant