1,3,4-Oxadiazole, 2-(chloromethyl)-5-(1-(3-chlorophenyl)-4-methoxy-5-(phenylazo)-1H-pyrazol-3-yl)- 172701-68-7 2-(Chloromethyl)-5-(1-(3-chlorophenyl)-4-methoxy-5-phenylazo)-1H-pyrazol-3-yl-1,3,4-oxadiazole