1,3,4-Oxadiazole-2(3H)-thione, 5-(4-pyridinyl)-3-(((2,4,6-trimethylphenyl)amino)methyl)- 5-(4-Pyridinyl)-3-(((2,4,6-trimethylphenyl)amino)methyl)-1,3,4-oxadiazole-2(3H)-thione 84249-80-9