Keywords: Histrionicotoxin.png Structure of histrionicotoxin own 2008-07-29 Meodipt at http //en wikipedia org en wikipedia en wikipedia Meodipt Original upload log page en wikipedia Histrionicotoxin png 2008-07-29 11 22 Meodipt 470×288× 12737 bytes <nowiki>i drew this anyone can use it </nowiki> Alkyne derivatives Alkene derivatives Neurotoxins Piperidine alkaloids Poison dart frogs Spiro compounds |