5A8Z:
reference: Potent and Selective Human Neutrophil Elastase Inhibitors with Novel Equatorial Ring Topology: in vivo Efficacy of the Polar Pyrimidopyridazine BAY-8040 in a Pulmonary Arterial Hypertension Rat Model., von Nussbaum F, Li VM, Meibom D, Anlauf S, Bechem M, Delbeck M, Gerisch M, Harrenga A, Karthaus D, Lang D, Lustig K, Mittendorf J, Schafer M, Schafer S, Schamberger J, ChemMedChem. 2016 Jan 19;11(2):199-206. doi: 10.1002/cmdc.201500269. Epub 2015, Sep 3. PMID: 26333652

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