Compound 10
From the following article
A clickable inhibitor reveals context-dependent autoactivation of p90 RSK
Michael S Cohen, Haralambos Hadjivassiliou & Jack Taunton
Nature Chemical Biology 3, 156-160 (2007) Published online: 28 January 2007
doi:10.1038/nchembio859

Compound 10
1-[4-(N,N-Di-tert-butoxycarbonylamino)-7-(3-hydroxypropyl)-5-(4-methylphenyl)-7H-pyrrolo[2,3-d]pyrimidin-6-yl]-2-fluoroethanone
