11-Nor-9-carboxy-Δ⁹-tetrahydrocannabinol, often referred to as 11-nor-9-carboxy-THC or THC-11-oic acid, is the main secondary metabolite of tetrahydrocannabinol which is formed in the body after cannabis is consumed. From Wikipedia
The unresolved anti-doping case in China left no timeline for his return under WADA confidentiality.
