1-(4-Antipyryl)-3-(2-(4,6-dimethyl)-pyridyl)-2-thiourea 5-25-14-00110 (Beilstein Handbook Reference) 74051-61-9 BRN 0577095 Urea, 1-(4-antipyrinyl)-3-(4,6-dimethylpyrid-2-yl)-2-thio-