(R)-tert-butyl(5-(5-amino-2-fluorophenyl)-2,2,5-trimethyl-1,1-dioxido-5,6-dihydro-2H-1,4-thiazin-3-yl)carbamate 
 
946493-27-2 
 
-N-(3-(5-amino-3,6,6-trimethyl-1,1-dioxido-3,6-dihydro-2H-1,4-thiazin-3-yl)-4-fluorophenyl)-3,5-dimethylpyrazine-2-carboxamide