Using NC1CN(Cc2ccccc2)CC1c1ccc(Cl)c(F)c1, O=C([O-])[O-] to produce CNC1CN(Cc2ccccc2)CC1c1ccc(Cl)c(F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.