heterocycle 11 Associations

heterocyclic compound heterocyclic compound (generic term) chemical compound (generic term)

heterocycle 11 Associations

heterocyclic ring closed chain (generic term) ring (generic term)

heterocyclic 12 Associations

heterocyclic compound heterocycle compound (generic term) chemical compound (generic term)

heterocyclic compound 21 Associations

heterocyclic heterocycle compound (generic term) chemical compound (generic term)

heterocyclic ring 17 Associations

heterocycle closed chain (generic term) ring (generic term)