Using CC(C)(C)OC(=O)N1CCC(c2ccc3c(c2)OCO3)C(OCc2ccc3ccccc3c2)C1 to produce c1ccc2cc(COC3CNCCC3c3ccc4c(c3)OCO4)ccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.