Using Nc1n[nH]c2nc(-c3ccc(F)cc3)c(-c3ccncc3)cc12, O=C(Cl)c1ccncc1 to produce O=C(Nc1n[nH]c2nc(-c3ccc(F)cc3)c(-c3ccncc3)cc12)c1ccncc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.