Using Cc1c(-c2ccc(F)cc2)nnc(N2CCN(Cc3ccccc3)CC2C)c1C to produce Cc1c(-c2ccc(F)cc2)nnc(N2CCNCC2C)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.