You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Give me a molecule that satisfies the conditions outlined in the description: The molecule is a cgrpantagonists.
user
CNc1ccccc1CCN(C=O)C1CCN(C(=O)OC(Cc2cc(C)c(O)c(C)c2)C(=O)N2CCN(c3ccc(C(=O)OC(C)C)cn3)CC2)CC1
assistant