Using CCOC(=O)c1cnc(Cl)nc1NCC1CCN(C(=O)OC(C)(C)C)CC1 to produce CC(C)(C)OC(=O)N1CCC(CNc2nc(Cl)ncc2C(=O)O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.