[7-(2-{[tert-Butyl(dimethyl)silyl]oxy}-1,1-dimethylethyl)-2-chloro-7H-pyrrolo[2,3-d]pyrimidin-5-yl]{5-[(diphenylmethylene)amino]pyridin-3-yl}methanone (HCID 86672089)|Huagongshe