Provided herein are compounds useful for the treatment of HBV infection in a subject in need thereof, pharmaceutical compositions thereof, and methods of inhibiting, suppressing, or preventing HBV infection in the subject.在本文中提供可用於治療有需要之對象的HBV感染之化合物,其醫藥組成物,及抑制、壓抑、或預防該對象之HBV感染的方法。