. . . . . . . . "entecavir" . . . "142217-69-4" . "713" . . "Entecavir" . . . . . . "NNU2O4609D" . "Entecavir" . "Baraclude, others" . . . . . "473990" . "Zentair" . "DB00442" . . "D04008" . "135398508" . . . "a605028" .