Using CN=C=S, CNC(=O)NS(=O)(=O)c1cc2c(cc1OC)OCC(NC(=O)c1cc(F)ccc1OC)C2 to produce CNC(=S)NS(=O)(=O)c1cc2c(cc1OC)OCC(NC(=O)c1cc(F)ccc1OC)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.