Amitrole.
D000640:Amitrole / Q000009:adverse effects / Q000633:toxicity*; D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D006540:Herbicides / Q000009:adverse effects / Q000633:toxicity; D006801:Humans; D007928:Lethal Dose 50; D051379:Mice; D008815:Mice, Inbred Strains; D009152:Mutagenicity Tests; D051381:Rats; D011919:Rats, Inbred Strains; D014230:Triazoles / Q000633:toxicity*
D006540:Herbicides; D014230:Triazoles; D000640:Amitrole