2H-Pyrrolo(2,1-b)(1,3)oxazin-6-one, 3,4,6,7,8,8a-hexahydro-8a-(2-thienyl)- 7088-20-2 8a-(2-Thienyl)-3,4,6,7,8,8a-hexahydro-2H-pyrrolo(2,1-b)(1,3)oxazin-6-one BRN 1078833