Using CC(C)(C)O, Cc1cc(C(=O)N2CCC3(CC2)CN(Cc2ccccc2)CC(C(O)CO)O3)ccc1OC(C)C to produce Cc1cc(C(=O)N2CCC3(CC2)CN(Cc2ccccc2)CC(C(=O)O)O3)ccc1OC(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.