3B3X:
reference: 2-Aminopropane-1,2,3-tricarboxylic acid: Synthesis and co-crystallization with the class A beta-lactamase BS3 of Bacillus licheniformis., Beck J, Sauvage E, Charlier P, Marchand-Brynaert J, Bioorg Med Chem Lett. 2008 Jul 1;18(13):3764-8. Epub 2008 May 16. PMID: 18515103

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