问题描述：
有几个气质联用的化学式,请化学高手翻译一下
Hexahydro-2H-pyrido(1,2-a)pyrazin-3(4H)-one
Pyrrolo[1,2-a]pyrazine-1,4-dione, hexahydro-3-(2-methylpropyl)-
(22S)-21-Acetoxy-6.beta.,11.beta.-dihydroxy-16.alpha.,17.alpha.-propylmethylenedioxypregna-1,4-diene-3,20-dione
顺便推荐个翻译化学式的好词典 谢谢啦
Hexahydro-2H-pyrido(1,2-a)pyrazin-3(4H)-one
Pyrrolo[1,2-a]pyrazine-1,4-dione, hexahydro-3-(2-methylpropyl)-
(22S)-21-Acetoxy-6.beta.,11.beta.-dihydroxy-16.alpha.,17.alpha.-propylmethylenedioxypregna-1,4-diene-3,20-dione
顺便推荐个翻译化学式的好词典 谢谢啦
问题解答：
我来补答展开全文阅读