Anna, no prob!! I somehow think for whatever reason, teeth perhaps, he might need a longer A to be able to sleep through the discomfort. I know it sounds crazy at this age, he can do 5+h A. The multiple NWs seemed just too much!!
Ooops posted same time as Maya.
If you want to do CN, perhaps 40 mins at 4?
Oooops all these posts lol
What you put down sounds good