Using CN(C)S(=O)(=O)n1cc(-c2ccccc2)nc1CNc1cnc2ccccc2n1 to produce c1ccc(-c2c[nH]c(CNc3cnc4ccccc4n3)n2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.