You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Suppose there is a molecule that meets the following description: The molecule is a cftr modulator member of the cystic fibrosis treatment class. Please write the SMILES representation of it.
user
CC(C)(O)COc1ccc(Br)c2c1CCCC2C(=O)NS(=O)(=O)c1cccc2ccccc12
assistant