Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... The novel synthesis of a series of 3,9-diazabicyclo[3.3.1]nonan-7-amines (4) is reported via an alane reduction of a key intermediate oxime (8). The stereoselectivity of the reduction is highly dependent on the size of the 3-aza substituent. ... The novel synthesis of a series of 3,9- ...