72041-88-4 BRN 5599139 Guanidine, 1-tert-butyl-2-(1-isoquinolinyl)-3-(2-thiazolyl)- Guanidine, N-(1,1-dimethylethyl)-N'-1-isoquinolinyl-N''-2-thiazolyl- N-(1,1-Dimethylethyl)-N'-1-isoquinolinyl-N''-2-thiazolylguanidine