Using BrCCc1c[nH]c2ccccc12, O=C(c1ccccc1F)C1CCNCC1 to produce O=C(c1ccccc1F)C1CCN(CCc2c[nH]c3ccccc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.