Using CC(C)CCC(=O)CC[C@@H]1OC(=O)N[C@H]1CC(C)C, OCCO to produce CC(C)CCC(=O)CC[C@@H]1OC2(N[C@H]1CC(C)C)OCCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.