(S)-3-(4-(3-Carbamoyl-2-(4-phenoxyphenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidin-7-yl)piperidin-1-yl)propanoic Acid; 3-(4-(3-Carbamoyl-2-(4-phenoxyphenyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidin-7-yl)piperidin-1-yl)propanoic acid ; Zanubrutinib Amino Acid Impurity