“…Several compounds were identified by HPLC-MS in the extract: liriodenine and three aporphine products; 1,2-dimethoxy-5,6,6a,7-tetrahydro-4Hdibenzoquinoline-3,8,9,10-tetraol, anonaine and nornuciferine. None of these compounds were isolated and tested (Martínez-Vázquez et al, 2012).…”