Using CC(=O)OC(C)=O, CCCc1nc2cnc3ccccc3c2n1CCCCNOC to produce CCCc1nc2cnc3ccccc3c2n1CCCCN(OC)C(C)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.