Using CC(C)(C)OC(=O)N1CCC(O)CC1, Oc1ccc2c(c1)CCN(C1CCCC1)CC2 to produce CC(C)(C)OC(=O)N1CCC(Oc2ccc3c(c2)CCN(C2CCCC2)CC3)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.