Using O=Cc1ccc2ncccc2n1, O=C1CSC(NCc2ccc(F)cc2Cl)=N1 to produce O=C1N=C(NCc2ccc(F)cc2Cl)SC1=Cc1ccc2ncccc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.