7-(S-methylsulfonimidoyl)-5-(n-hexyl)-xanthen- 9-one-2-carboxylic acid, tris(hydroxymethyl) aminomethane salt
7-(s-methylsulfonimidoyl)-5-(n-hexyl)-xanthen- 9-one-2-carboxylic acid, tris(hydroxymethyl) aminomethane salt