2,4-dinitrophenyl naphthalene-1-sulfonate

2,4-dinitrophenyl [1,1'-biphenyl]-4-sulfonate

2-(2,4-二硝基苯氧基)磺酰基-1,3,5-三甲基-苯

2-nitro-benzenesulfonic acid-(2,4-dinitro-phenyl ester)

2,4-dinitrophenyl triflate