1,5:6,10-Dimethanooxepino[4,5-d]oxepin-2,4,7,9(1H,5H)-tetrone,tetrahydro-

1,5:6,10-Dimethanooxepino[4,5-d]oxepin-2,4,7,9(1H,5H)-tetrone,tetrahydro- · CAS 4945-72-6