4-methyl-2,6,7-trioxabicyclo[2.2.2]octane

4,5-Dihydro-1-oxo-thieno<2,3-c>pyridine

2,5-dihydro-1H-1,2,4-triazin-6-one

N-(3-chloro-4-fluorophenyl)formamide

联苯-4,4-双(n-氰基-n-甲基甲脒)