D007539Level 4
Isonicotinic Acids
**Definition:** Heterocyclic acids that are derivatives of 4-pyridinecarboxylic acid (isonicotinic acid).
**Tree numbers:** - D03.066.349 - D03.383.725.394
GET
/api/v1/systems/mesh/nodes/D007539Hierarchy Explorer
Cross-system equivalences0
No cross-system equivalences mapped for this node.