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 janus kinase inhibitor. Please write the SMILES representation of it.
user
N#CCC1(NC=C(C(N)=O)C(N)=Nc2ccnc(F)c2)CCC(NCC(F)F)CC1
assistant