Using Cc1c(CC2CCc3c(c4ccccc4n3C)C2=O)ncn1S(=O)(=O)N(C)C to produce Cc1[nH]cnc1CC1CCc2c(c3ccccc3n2C)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.