This toolbar is not visible by default. It contains functions that can be useful in editing the structures in 3D.
To make it visible, choose View > Toolbars > 3D editing.
|Assign Atoms||Maps atoms to merge.|
|Merge||Merges assigned atoms.|
|3D Plane||Alters the coordinates of the molecule in order to put the 3 selected atoms of the molecule onto the plane of the canvas.|
|New Substituent||Adds new fragment to the canvas.|