Using CCOC(=O)COc1cccc(CN2C[C@H](O)C[C@@H]2c2nc(-c3ccccc3)c(-c3ccccc3)o2)c1 to produce O=C([O-])COc1cccc(CN2C[C@H](O)C[C@@H]2c2nc(-c3ccccc3)c(-c3ccccc3)o2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.