67026-76-0 BRN 0417964 CARBAMIC ACID, N-((tert-PENTYLAMINO)(3-PYRIDYLAMINO)METHYLENE)-, ETHYL ESTER Guanidine, 2-carbethoxy-1-tert-pentyl-3-(3-pyridyl)- N''-Carbethoxy-N-tert-pentyl-N'-3-pyridylguanidine N-((tert-Pentylamino)(3-pyridylamino)methylene)carbamic acid ethyl ester