HPPE is a selective inhibitor of Bach1 that acts non-electrophilically. HPPE targets the heme-binding sites on the Bach1 protein and leads to the alleviation of Bach1-mediated repression.

N4-Acetylcytidine is a modified nucleoside. N4-acetylcytidine is an endogenous urinary nucleoside product of the degradation of transfer ribonucleic acid (tRNA).

Methyl 4-prenyloxycinnamate is a Phenylpropanoids product that can be isolated from the barks of Cinnamomum cassia.