1-Ethyl-9,10-dihydrophenanthren

2,5-dibromobicyclo[4.2.0]octa-1,3,5-triene

双环[4.2.0]辛-1,3,5-三烯-3-甲酰胺

bicyclo[4.2.0]octa-1(6),2,4-trien-4-ol