Robuta

https://www.ncbi.nlm.nih.gov/Structure/pdb/4Y86 4Y86: Crystal structure of PDE9 in complex with racemic inhibitor C33 High affinity cGMP-specific 3',5'-cyclic phosphodiesterase... crystal structure https://researchconnect.buffalo.edu/en/publications/a-novel-pde9-inhibitor-wyq-c36d-ameliorates-corticosterone-induce/ A novel PDE9 inhibitor WYQ-C36D ameliorates corticosterone-induced neurotoxicity and... a novelinhibitor