Caeruleanone A, a rotenoid with a new arrangement of the D-ring from the fruits of Millettia caerulea - Bueno Pérez, L; Pan, L; Muñoz Acuña, U; Li, J; Chai, H B; Gallucci, J C; Ninh, T N; Carcache de Blanco, E J; Soejarto, D D; Kinghorn, A D (Org Lett, 2014)