Phosphocitrate

Formula : C6-H9-O10-P
CAS : 2565-87-9 

Potent inhibitor of hydroxylapatite crystal growth in medium supersaturated with respect to Ca(2+) & phosphate.

Ribocitrin

Formula :
CAS : 77752-20-6 

Dextransucrase inhibitor; from Streptomyces sp. MF980-CF1.