Nature CommunicationsCatalytic Enantioselective Construction of Planar Chiral Heterocyclic [2.2]Paracyclophanes Enabled by Copper-Catalyzed Desymmetric Azide-Alkyne CycloadditionZhuang-Zhuang LiYuan-Mei FengKe-Feng Zhang2026-06-25Full textDOI https://doi.org/10.1038/s41467-026-74663-z