Using CCC(c1ccc(Cl)cc1)(n1ccc2c(NC(=O)OC(C)(C)C)cccc21)C1(O)CC1 to produce CCC(c1ccc(Cl)cc1)(n1ccc2c(N)cccc21)C1(O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.