3-(4-Methyl-5-nitro-2-thiazolyl)pyridin hydrochlorid [German] 3-(4-Methyl-5-nitro-2-thiazolyl)pyridine monohydrochloride 39242-73-4 Pyridine, 3-(4-methyl-5-nitro-2-thiazolyl)-, monohydrochloride