with the ring nitrogen atoms and the doubly bound oxygen or sulfur atoms separated by carbocyclic rings or by carbon chains interrupted by carbocyclic rings

Full Title

Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms > with substituted hydrocarbon radicals attached to ring nitrogen atoms > substituted by doubly bound oxygen or sulphur atoms > with the ring nitrogen atoms and the doubly bound oxygen or sulfur atoms separated by carbocyclic rings or by carbon chains interrupted by carbocyclic rings

Child Classifications

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• C07D 295/116 with the doubly bound oxygen or sulfur atoms directly attached to a carbocyclic ring