Nature CommunicationsPhotochromism of pyridine-substituted merocyanine through reversible C-N bond formationHe LiYa LiuFeifan SunShiquan LinZixu HeSijia LuQuan TangXiaohua LiHuimin MaWen Shi2025-12-26Full textDOI https://doi.org/10.1038/s41467-025-67626-3