1-(2-Ethyl-4-hydroxy-1,1-dioxido-2H-benzo[e][1,2]thiazin-3-yl)-3-(4-methoxyphenyl)prop-2-en-1-one 1g

1-(2-Ethyl-4-hydroxy-1,1-dioxido-2H-benzo[e][1,2]thiazin-3-yl)-3-(4-methoxyphenyl)prop-2-en-1-one 1g