A new gamma-pyranotropane, darlingine N-oxide, was isolated from the bark a
nd leaves of Darlingia darlingiana, along with the known compound, darlingi
ne. 1D-NOESY NMR experiments indicated that the N-methyl groups of both alk
aloids were orientated towards the pyran ring. (C) 1999 Elsevier Science Lt
d. All rights reserved.