This toolbar contains funtions that help to work with Markush structures and it is not visible by default.
To make it visible, choose View > Toolbars > Markush.
|Position Variation Bond||Creates a variable point of attachment to represent a connection point to a group of atoms.|
|Frequency Variation||Creates a Repeating Unit with Repetition Ranges.|
|R-group attachment||Adds an attachment to the structure.|