(S)-7-(1-acryloylpiperidin-4-yl)-4-(3-(4-((S)-3-carbamoyl-2-(4-phenoxyphenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidin-7-yl)piperidin-1-yl)propanoyl)-2-(4-phenoxyphenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxamide,Zanubrutinib Impurity