PAROXETINE HCL HEMIHYDRATE BP IMPURITY APAROXETINE HCL ANHYDROUS EP IMPURITY APAROXETINE HCL USP RELATED COMPOUND BDESFLUORO PAROXETINE HCL1394842-91-1Paroxetine EP Impurity A HClParoxetine impurity A HCl324024-00-2R98U3D63SJDesfluoroparoxetine Hydrochloride