error installing rpy2 version 2.9.4 using conda

Hello guys,
i tried various ways to install rpy2 in my system, please find bellow errors that i faced

  1. tried installing rpy2 (version 2.9.4) using anaconda, facing error of python version unsatisfied (when python == 3.8.3 or anything over python==3.7.1).
  2. when tried same using pip install, facing error of egg-info.
    3.Also tried installing rpy2 version 2.9.4 on virtual kernel using pip, with python(3.7.1). rpy2 version is as specified but r-base(Dependency) is of higher version