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 tumor treatment and a ret kinase inhibitor. Please represent the molecule in SMILES.
user
Cc1ccc(C(=O)Nc2cccc(C(F)(F)F)c2)cc1Oc1nc(-c2cccnc2)nc2c1ncn2C
assistant