Using CNc1ncnc2c1c(C(=O)c1ccc(Nc3ccc(C)nc3)nc1F)cn2S(=O)(=O)c1ccccc1 to produce CNc1ncnc2[nH]cc(C(=O)c3ccc(Nc4ccc(C)nc4)nc3F)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.