sunny;Sydney;is;in;it(.)
____
—Oh, yes. He is Mr Wu. He teaches English this term.
萘环上碳原子编号如图(Ⅰ)式,根据系统命名法,化合物(Ⅱ)可称为2-硝基萘,则化合物(Ⅲ)的名称应是( )