英文别名4-{[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl}-1lambda6-thiomorpholine-1,1-dione; 4-{[4-(tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl}thiomorpholine-1,1-dione; Filgotinib Impurity 2; Thiomorpholine, 4-[[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl]-, 1,1-dioxide; 4-[(1,1-Dioxidothiomorpholino)methyl]phenylboronic Acid Pinacol Ester 
