Nature CommunicationsNickel-catalyzed ring-opening difunctionalization of methylenecyclobutanes via strain-release-enabled C-C activationTingting WangHaina LiuMeihong LuoWen-Wen ZhaoChao MaMingshuai ZhangJian-Biao LiuHongyu Wang2026-04-06Full textDOI https://doi.org/10.1038/s41467-026-71557-y