(E)-but-2-enehydrazide

5-甲基二硫杂环戊烯-3-硫酮

1-氯-6H-十二氟己烷

Ethyl 9-chloro-4,4,5,5,6,6,7,7,8,8,9,9,-dodecafluoro-3-methylnonanoate

4-甲基-3,4-二氢-2(1H)-喹啉酮