Multiple choice Thiamine helps in the blood formation. The component of the vitamin thiamine is Imidazole Oxazole Thiazole Benzoxazole Reveal answer Fill a bubble to check yourself C Correct answer Explanation Thiazole is a heterocyclic compound that contains both sulfur and nitrogen. Thiazole itself is a pale yellow liquid with a pyridine-like odour. The thiazole ring is notable as a component of the vitamin thiamine (B1).