290-87-9
1,3,5-三嗪
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74-90-8
氰化氢
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43730-26-3
methylidenecyanamide
21041-85-0
5-azido-1H-1,2,4-triazole
5817-87-8
6,7-二氢-5H-吡咯并[1,2-D][1,2,3,4]四唑
54509-73-8
ethene