Mallen D N, Osborne D J, Cockerill A F, Boot J R, Dawson W
Biomed Mass Spectrom. 1978 Jul;5(7):449-52. doi: 10.1002/bms.1200050706.
The mass spectra of three stable isotope derivatives are presented to confirm ion assignments in the spectrum of the methoxime, trimethylsilyl ether, methyl ester from 15-oxo-13,14-dihydrothromboxane B2.