You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
The molecule is a btk inhibitor that impacts autoimmune treatment. Use the above information to create a molecule.
user
C#Cc1cccc(Oc2ncc(-c3cncc(NC4CN(C(=O)OC(C)(C)C)C4)c3)cn2)c1
assistant