Using C1=COCCC1, CCOC(=O)[C@@H]1C[C@@]2(CO)C[C@H]2N1C(=O)OC(C)(C)C to produce CCOC(=O)[C@@H]1C[C@@]2(COC3CCCCO3)C[C@H]2N1C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.