Using CCOC(=O)c1cc(-c2ccccc2)[nH]c1CC12CC3CC(CC(C3)C1)C2 to produce O=C(O)c1cc(-c2ccccc2)[nH]c1CC12CC3CC(CC(C3)C1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.