Using CCCBr, O=C1C[C@H]2CCNC[C@H]2c2ccc(F)cc21 to produce CCCN1CC[C@@H]2CC(=O)c3cc(F)ccc3[C@@H]2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.