with oxygen atoms directly attached to the ring sulfur atom

Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups > Six-membered rings > Thiadiazines; Hydrogenated thiadiazines > 1,2,4-Thiadiazines; Hydrogenated 1,2,4-thiadiazines > condensed with carbocyclic rings or ring systems > condensed with one six-membered ring > with oxygen atoms directly attached to the ring sulfur atom

Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00 > Six-membered rings > Thiadiazines; Hydrogenated thiadiazines > 1,2,4-Thiadiazines; Hydrogenated 1,2,4-thiadiazines > condensed with carbocyclic rings or ring systems > condensed with one six-membered ring > with oxygen atoms directly attached to the ring sulfur atom