Norsampsone E, an unprecedented decarbonyl polycyclic polyprenylated acylphloroglucinol with a homoadamantyl core from Hypericum sampsonii Tian, Wen-Jing ; Qiu, Yu-Qin ; Chen, Jun-Jie ; Yao, Xiao-Jun ; Wang, Guang-Hui ; Dai, Yi ; Chen, Hai-Feng ; Yao, Xin-Sheng Abstract Publication: RSC Advances Pub Date: 2017 DOI: 10.1039/C7RA05947G Bibcode: 2017RSCAd...733113T