2,2'-(3,3'-(4,4'-(7H-pyrrolo[2,3-d]pyrimidine-2,4-diyl)bis(1H-pyrazole-4,1-diyl))bis(1-(ethylsulfonyl)azetidine-3,3-diyl))diacetonitrile
2,2'-(3,3'-(4,4'-(7H-pyrrolo[2,3-d]pyrimidine-2,4-diyl)bis(1H-pyrazole-4,1-diyl))bis(1-(ethylsulfonyl)azetidine-3,3-diyl))diacetonitrile