Using BrCCCOc1ccccc1, O=c1ccc2cnc(Nc3ccccc3)nc2[nH]1 to produce O=c1ccc2cnc(Nc3ccccc3)nc2n1CCCOc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.