You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a asthma treatment. Use the above information to create a molecule.
user
CCCCCCCCCCCCCCCCCCCCOCC(CNCCCCCCCCCCCCCCCCC(C)=O)OP(=O)([O-])OCC[N+](C)(C)C
assistant