Nature CommunicationsPhotocatalytic reductive carboxylation of unactivated hydrazones with CO2Guang-Mei CaoLi-Li LiaoQi ZhouXin-Long HuHe-Xin SongLei SongXia JiangJian-Heng YeDa-Gang Yu2026-05-25Full textDOI https://doi.org/10.1038/s41467-026-73629-5