velpatasvir molecular structure, 3d model molecule, ns5a inhibitor, structural chemical formula view from a microscope

velpatasvir ns5a inhibitor molecule molecular structure chemical formula model c49h54n8o8 atom chemistry pipeline hepatitis antiviral virology hcv pangenomic carbon oxygen atomic hydrogen nitrogen skeletal illustration composition virus drawing flat compound infection structural drug line medicine ball disease pharmaceutical pharmacy science therapy treatment view from microscope microscope