1 09S 1-(6-bromo-5-ethoxypyridin-3-yl)-1,4-diazepane 1.000 2 09R 1-(6-bromopyridin-3-yl)-1,4-diazepane 0.824 3 09O 1-(pyridin-3-yl)-1,4-diazepane 0.765 4 09P 1-(5-ethoxypyridin-3-yl)-1,4-diazepane 0.737