74-99-7
丙炔
2806-74-8
1,1-dichloro-3-methoxypropane
99620-34-5
2-dichloromethyl-1,3-dimethoxy-propane
25335-16-4
1,1,1,3-tetrachlorohexane
2440-02-0
1,2,3,4,5,7,7-heptachlorobicyclo[2.2.1]hept-2-ene

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