20381-04-8 2H-Pyrrolo(2,1-b)(1,3)oxazin-6-one, 3,4,6,7,8,8a-hexahydro-8a-(2,4-xylyl)- 8a-(2,4-Xylyl)-3,4,6,7,8,8a-hexahydro-2H-pyrrolo(2,1-b)(1,3)oxazin-6-one BRN 1218566