C
CHEMISTRY; METALLURGY
C
CHEMISTRY; METALLURGY
C07
ORGANIC CHEMISTRY
C07
ORGANIC CHEMISTRY
C07D
HETEROCYCLIC COMPOUNDS
C07D
HETEROCYCLIC COMPOUNDS
267/00
Heterocyclic compounds containing rings of more than six members having one nitrogen atom and one oxygen atom as the only ring hetero atoms
267/00
Heterocyclic compounds containing rings of more than six members having one nitrogen atom and one oxygen atom as the only ring hetero atoms
C07D267/02
Seven-membered rings
C07D267/02
Seven-membered rings
C07D267/08
having the hetero atoms in positions 1 and 4
C07D267/08
having the hetero atoms in positions 1 and 4