2-Formyl-1-tert-pentyl-3-(3-pyridyl)guanidine 67026-78-2 BRN 0398273 FORMAMIDE, N-((tert-PENTYLAMINO)(3-PYRIDYLAMINO)METHYLENE)- Guanidine, 2-formyl-1-tert-pentyl-3-(3-pyridyl)-