Using Cc1nc2cccc(-c3cc4c([nH]3)CCNC4=O)c2nc1NC1CCN(C(=O)OC(C)(C)C)CC1 to produce Cc1nc2cccc(-c3cc4c([nH]3)CCNC4=O)c2nc1NC1CCNCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.