Uzbek Purin Cited by user Islom9812 on 18 May 2023 Chemical compound Purin geterosiklik aromatik organik birikma bo'lib, u qo'shilgan ikkita halqadan iborat.
English Purine Cited by user Keenan Pepper on 27 Jan 2010 A purine is a heterocyclic aromatic organic compound. It consists of a pyrimidine ring fused to an imidazole ring.