Using BrCC1CO1, COc1ccc2nc(-c3ccc(O)cc3)[nH]c(=O)c2c1 to produce COc1ccc2nc(-c3ccc(OC4OC4C)cc3)[nH]c(=O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.