ORGANIC CHEMISTRY Chapter 15 NO2E NO NO E E H H H NO2 NO NO2 NO + +E EHEH EH NO NO2 NO ◇ H E Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 15 + E+ NO2 NO2E H NO2E H NO2E H NO2 NO2 NO2 E H E H E H NO2 NO2 NO2 H E H E H E