W Chen, M Humora, DIA Kwok, WF Kiesman… - US Patent …, 2019 - Google Patents
US10208003B2 - Synthesis of amine substituted 4,5,6,7-tetrahydrobenzothiazole
compounds - Google Patents US10208003B2 - Synthesis of amine substituted 4,5,6,7-tetrahydrobenzothiazole …