ထပ်တူထပ်မျှများ-

1,3,4-oxadiazole-2-thiol, 5-methyl-;5-methyl-3H-1,3,4-oxadiazole-2-thione;5-Methyl-1,3,4-oxadiazole-2(3H )-သီနီ

Hazard Class-IRITANT