Figure 5. Mass spectra of Ifoasfamide (top), cyclophosphamide (bottom)

From

Mass Spectrometric Detection and Reductive Degradation of the Anti-cancer Drugs Ifosfamide and Cyclophosphamide

C. Laauser, G. Habekost, A. Habekost

Applied Ecology and Environmental Sciences. 2018, 6(1), 15-22 doi:10.12691/aees-6-1-3