英文别名(betaR)-beta-Cyclopentyl-4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazole-1-propanenitrile (2Z)-2-butenedioate; β-Cyclopentyl-4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-(βR)-1H-pyrazole-1-propanenitrile, (2Z)-2-butenedioate; (3R)-3-Cyclopentyl-3-[4-(1H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]propanenitrile (2Z)-2-butenedioate (1:1); (R)-3-(4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)-3-cyclopentylpropanenitrile maleate; (3R)-3-cyclopentyl-3-[4-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl]propanenitrile maleic acid