s-triazolo(1,5-a)pyrimidin-5-amine, 7-propyl-6-((2'-(1H-tetrazol-5-yl) (1,1'-biphenyl)-4-yl)methyl)-

2-propyl-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]-1,5,7,9-tetr azabicyclo[4.3.0]nona-2,4,6,8-tetraen-4-amine