Using CCOC(=O)C=C1CCN(c2nc(-c3cc(F)c(Cl)cc3F)nc3c2CS(=O)(=O)C3)CC1 to produce O=C(O)C=C1CCN(c2nc(-c3cc(F)c(Cl)cc3F)nc3c2CS(=O)(=O)C3)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.