Using O=c1[nH]c2cnc(-n3cnc4ccccc43)nc2n1C1CCCc2c1ccn2S(=O)(=O)c1ccccc1 to produce O=c1[nH]c2cnc(-n3cnc4ccccc43)nc2n1C1CCCc2[nH]ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.