1,3-dimethyl-6-(methylamino)-5-nitrosopyrimidine-2,4-dione

(3-chloro-3-methyl-2-nitrosobutoxy)benzene

1-chloro-4-(3-chloro-3-ethyl-2-nitrosopentoxy)benzene

1-(3-chloro-3-ethyl-2-nitrosopentoxy)-4-methylbenzene

2,3-戊烷二酮 3-肟