Using CCCCCCCCCCCCN, CC1(C)CC(=O)CC(C)(C)N1OC1CCCCC1 to produce CCCCCCCCCCCCNC1CC(C)(C)N(OC2CCCCC2)C(C)(C)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.