heterocycle
雜環
het·ero·cy·cle /ˈhɛtɝoˌsaɪkəl/ 名詞
雜環
heterocycle
n 1: a compound containing a heterocyclic ring [syn: heterocyclic
compound, heterocyclic]
2: a ring of atoms of more than one kind; especially a ring of
carbon atoms containing at least one atom that is not
carbon [syn: heterocyclic ring]