Using O=Cc1nc2ccc(F)cc2c(=O)n1-c1ccccc1Cl, NCc1ccccc1F to produce O=c1c2cc(F)ccc2nc(CNCc2ccccc2F)n1-c1ccccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.