Geometrical isomerization of hydroxycinnamic acid under UV‐light: Structural plasticity as a driver of metabolite complexity. - Sekgobela, Mailane Rose; Mathomu, Lutendo Michael; Moyo, Nakisani Babra; Nemadzhilili, Rudzani; Kabanda, Mwadham Mwombeki; Madala, Ntakadzeni Edwin (Photochemistry & Photobiology, 2026)