You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Conceptualize a molecule that meets the specified attribute(s): It belongs to the asthma treatment class of molecules.
user
NCCCCC(NC(=O)c1ccc(F)c(F)c1)C(=O)c1noc(CC2CCN(C(=O)NCCc3ccccc3)CC2)n1
assistant