TTD_Target_ID Target_Name TTD_Drug_ID Drug_Name Drug_Highest_Status Drug_PubchemID Molecular_Formula Molecular_Weight Canonical_SMILES Activity Binder_Type T17852 Phosphodiesterase 9 D0R6MT isobutylmethylxanthine Investigative 3758 C10H14N4O2 222.24 CC(C)CN1C2=C(C(=O)N(C1=O)C)NC=N2 IC50 > 200000 nM Non binder