Today\u2019s solution is a promising substance that could be the basis for the development of a better antidote for cyanide poisoning. This is an advance toward closing a major gap in defenses against terrorist attacks and other mass casualty events. The report, which describes a potential antidote that could be self-administered \u2014 much like the medication delivered by allergy injection pens \u2014 appears in ACS' Journal of Medicinal Chemistry.