5-甲酰基-2-甲基-1H-吡咯-3-羧酸乙酯

1-acetyl-2H-quinoline-2-carbonitrile

1-hydroxy-2-methylcyclopentane-1-carbonitrile

(乙烯氮川)四乙腈

4-甲氧基-1,3-苯并二氧戊环-5-甲醛