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

2-(phenylmethoxymethyl)-3-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methy l]-1,5,7,9-tetrazabicyclo[4.3.0]nona-2,5,7-trien-4-one