Carnitine
type: Concept
broader: Biogenic amines
broader: Quaternary ammonium compounds
preferred label: کارنیتین @fa

Quaternary ammonium compounds
type: Concept
has narrower: Carnitine
narrower: Carnitine
preferred label: ترکیبات آمونیوم چهارتایی @fa

Biogenic amines
type: Concept
narrower: Carnitine
preferred label: آمین‌های زیست‌زاد @fa