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 photochromic. Please represent the molecule in SMILES.
user
CC1(C)CC(C)(C)CC2(C1)c1ccccc1-c1c2cc(O)c2cc(-c3ccc(N4CCOCC4)cc3)c(N(F)F)cc12
assistant