Using FCCBr, CC1(C)NC(=O)c2c(N(Cc3ccccc3)Cc3ccccc3)cccc21 to produce CC1(C)c2cccc(N(Cc3ccccc3)Cc3ccccc3)c2C(=O)N1CCF, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.