The molecule is a member of the class of desferrialbomycins that is desferrialbomycin delta1 in which the oxo group at position 4 of the pyrimidone moiety is replaced by an imino group. The iron(III) complex of desferrialbomycin epsilon is the antibiotic albomycin epsilon. It is a conjugate acid of a desferrialbomycin epsilon(3-).
(2R,3S)-2-[[(2S)-2-[[(2S)-5-[acetyl(hydroxy)amino]-2-[[(2S)-5-[acetyl(hydroxy)amino]-2-[[(2S)-5-[acetyl(hydroxy)amino]-2-aminopentanoyl]amino]pentanoyl]amino]pentanoyl]amino]-3-hydroxypropanoyl]amino]-3-[(2R,3R,4R,5R)-3,4-dihydroxy-5-(4-imino-3-methyl-2-oxopyrimidin-1-yl)thiolan-2-yl]-3-hydroxypropanoic acid