Using COC1(c2ccc(C(=O)N3CCC(=O)CC3)cc2)OCCO1 to produce O=C1CCN(C(=O)c2ccc(C3(O)OCCO3)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.