20380-98-7 2H-Pyrrolo(2,1-b)(1,3)oxazin-6-one, 3,4,6,7,8,8a-hexahydro-8a-(3,4-dichlorophenyl)- 8a-(3,4-Dichlorophenyl)-3,4,6,7,8,8a-hexahydro-2H-pyrrolo(2,1-b)(1,3)oxazin-6-one BRN 1220726