(5aS,10bR)-5a,10b-dihydro-2-(2,4,6-trimethylphenyl)-4H,6H-indeno[2,1-b]-1,2,4-triazolo[4,3-d]-1,4-oxazinium chloride in dichloromethane-d2; deuterated toluene T=30 - 60°C; Kinetics;

potassium hydroxide in 1,4-dioxane T=100°C; P=5.17162 Torr; 1 h; Inert atmosphere;