63869-36-3 AIDS-127786 AIDS127786 NSC187526 S-(2-((3,4-Dimethylbenzyl)amino)-2-iminoethyl) hydrogen thiosulfate Thiosulfuric acid (H2S2O3), {S-[[[[(3,} 4-dimethylphenyl)methyl\]amino\]imino\]methyl\] ester