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 erk inhibitor and belongs to the cancer treatment class of molecules. Use the above information to create a molecule.
user
COCC1(C(=O)Nc2ccc3[nH]nc(-c4ccnc(C5CC5)c4)c3c2)CCN(C(=O)CN2CC=C(c3ccc(-c4ncccn4)cc3)CC2)C1
assistant