参考文献

Allen; Zhang; Williams; Zatorski; Ragupathi; Livingston; Danischefsky Chemistry - A European Journal, 2000, vol. 6, # 8 p. 1366 - 1375 doi: 10.1002/(SICI)1521-3765(20000417)6:8<1366::AID-CHEM1366>3.0.CO;2-K