Using CC(C)(C)OC(=O)N1C(=O)C2C3C=CC(C3)C21, C1CCOC1 to produce CC(C)(C)OC(=O)NC1C2C=CC(C2)C1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.