New naphthoquinone and monoterpenoid from Plumbago zeylanica
Ohira, Susumu; Yokogawa, Yoshiaki; Tsuji, Shinji; Mitsui, Taichi; Fukukawa, Tatsuhiko; Hayashi, Ken-ichiro; Kuboki, Atsuhito; Matsuura, Nobuyasu; Iinuma, Munekazu; Nozaki, Hiroshi
Tetrahedron Letters
Elsevier Ltd.
55
48
6554
6556