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 anti biotic. Use the above information to create a molecule.
user
O=C1CCNc2cc(C=CC(=O)N3CC4C=C(c5ccc(Oc6ncccn6)cc5)CC4C3)cnc2N1
assistant