5-A-RU hydrochloride (5-Amino-6-(D-ribitylamino)uracil hydrochloride) is an intermediate of bacterial riboflavin that activates mucosal-associated invariant T cells (MAIT).

ML318 is a biaryl nitrile PvdQ acylase inhibitor (IC50 of 20 nM for binding in the acyl-binding site).

12-Didecanoyl-sn-glycero-3-phosphocholi is a synthetic less hydrophobic phospholipid that has been found to be useful for enhancing the absorption of peptide drugs and hormones such as insulin.