A is for Arsenic: The Structures All images created by Dr Julia Pirson The Main Suspects A is for Arsenic B is for Belladonna C is for Cyanide D is for Digitalis E is for Eserine H is for Hemlock M is for Monkshood N is for Nicotine O is for Opium P is for Phosphorus R is for Ricin S is for Strychnine T is for Thallium V is for Veronal Other Structures Click on the image to see full size. B is for Belladonna D is for Digitalis N is for Nicotine O is for Opium V is for Veronal