Using CCNCCC(C)(C)C, COc1ccc2oc3c(C(C)(C)C)oc(=O)cc3c2c1 to produce CCN(CCC(C)(C)C)C(=O)Cc1c(C(=O)C(C)(C)C)oc2ccc(OC)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.