Using COc1ccc(-c2nc3cccnc3n2CC(=O)O)cc1, CCCNCCC to produce CCCN(CCC)C(=O)Cn1c(-c2ccc(OC)cc2)nc2cccnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.