Nature CommunicationsThree-site cycloadditions within one reaction intermediate with site-selectivity controlled by electronic and size biasChandrima MaitraDebashis BarikTing-You WuChia-Jung YangMu-Jeng ChengWilliam A. GoddardRai-Shung Liu2026-08-06Full textDOI https://doi.org/10.1038/s41467-026-76290-0