Complex sentence: Thiazole, or 1,3-thiazole, is a heterocyclic compound that contains both sulfur and nitrogen; the term'thiazole' also refers to a large family of derivatives.
Split into simpler sentences: Thiazole, or 1,3-thiazole, is a heterocyclic compound that contains both sulfur and nitrogen. The term thiazole also refers to a large family of derivatives.