Using CC(C)(C)OC(=O)N1CCC(O)CC1, O=C(CCl)N1CCOCC1 to produce CC(C)(C)OC(=O)N1CCC(OCC(=O)N2CCOCC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.