Draw a structure in the
Structure Editor..
Klick with the right mouse
butten on the green rectangle of the bond you want to have as a connection
bond.

This windows opens. Got to “Set
as a Connection Bond”.
Now a red arrow ist added to the structure.
When you insert later this
structure and move the mouse in this direction, the structure will be inserted
exactly in this direction.
Click finally on „Add Formula
to Tools Box“.
You will find the formula in
the box „USER.
From here you may move the
structure anywhere.
See: Options – Toolbox on the
left side.
Activate the Insert
Formula button.
Go with the mouse over the blue hexagon of any formula on the work area.
Select a template from the Tools- box.
Set no a start point or move over a bonding point in the direction you
want to have the formula.
You will see, that the object
is inserted and that also the new bonding angles are correctly set.