neonicotinoid insecticides: acetamiprid, clothianidin, dinotefuran, imidacloprid, nitenpyram, thiacloprid, thiamethoxam.

neonicotinoid insecticides acetamiprid clothianidin dinotefuran imidacloprid nitenpyram thiacloprid thiamethoxam chemical structure molecule molecular atoms model computer 2d two dimensional compound formula structural pesticide acetylcholine nicotine colony collapse disorder bee honeybee vector multiple structures skeletal formulae