二氧化氮

3-chloro-4-hydroxy-2-butanone

2-羟基-2-甲基-3-氧代丁酸

1-ethyl-6-fluoro-7-[4-[(5-methyl-2-oxo-1,3-dioxol-4-yl)methyl]piperazin-1-yl]-4-oxoquinoline-3-carboxylic acid

2,3-二甲基萘