AMOZ is a metabolite of the nitrofuran antibiotic furaltadone.1
1.Verdon, E., Couedor, P., and Sanders, P.Multi-residue monitoring for the simultaneous determination of five nitrofurans (furazolidone, furaltadone, nitrofurazone, nitrofurantoine, nifursol) in poultry muscle tissue through the detection of their five major metabolites (AOZ, AMOZ, SEM, AHD, DNSAH) by liquid chromatography coupled to electrospray tandem mass spectrometry--in-house validation in line with commission decision 657/2002/ECAnal. Chim. Acta586(1-2)336-347(2007)