3,8-DIAZABICYCLO(3.2.1)OCTANE, 8-BUTYRYL-3-METHYL- 5-23-03-00461 (Beilstein Handbook Reference) 63978-13-2 8-Butyryl-3-methyl-3,8-diazabicyclo(3.2.1)octane BRN 0609470