Compound 5
From the following article
Michael B Austin, Tamao Saito, Marianne E Bowman, Stephen Haydock, Atsushi Kato, Bradley S Moore, Robert R Kay & Joseph P Noel
Nature Chemical Biology 2, 494-502 (2006) Published online: 13 August 2006
doi:10.1038/nchembio811

Compound 5
3'-Phosphoadenosine 5'-[3-(4-{[3-({2-[(3-carboxyacetyl)sulfanyl]ethyl}amino)-3-oxopropyl]amino}-3-hydroxy-2,2-dimethyl-4-oxobutyl) dihydrogen diphosphate]
