. "a compound containing a heterocyclic ring"@en-us . . "15025397-n"^^ . . "heterocyclic compound"@en-us . "0"^^ . . "heterocyclic"@en-us . "0"^^ . "heterocycle"@en-us . "heterocyclic compound"^^ . . . . . . . . . "114173046"@en-us . "115025397"^^ . .