Reduction‐Induced C─C Cleavage and Site‐Specific Hydrogenation of a Highly Strained Bilayer Spironanographene. - Lión‐Villar, Juan; Torchon, Herdya S.; Zhu, Yikun; Wei, Zheng; Fernández‐García, Jesús M.; Fernández, Israel; Petrukhina, Marina A.; Martín, Nazario (Angewandte Chemie International Edition, 2025)