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Keyboard Shortcuts

General Shortcuts

Keyboard shortcut Function
Esc Closes the dialog boxes; Activates the Selection tool if there is no selection on the canvas (The default selection tool will be the active tool)
Del Deletes any selection on the canvas, and deletes an atom or bond for hover-over without selection, too
Ctrl+Del Clears the canvas
Ctrl+O Opens the Import dialog
Ctrl+S Opens the Export dialog
Ctrl+Z Performs undo action
Ctrl+Y Performs redo action
Ctrl+A Select all
Ctrl+X Cut
Ctrl+C Copy
Ctrl+V Paste
Enter Zoom All
Ctrl + Enter Zoom to selection
Ctrl + D Activates the Drawing tool

Shortcuts for Setting Atoms

Keyboard shortcut Function
D Places the deuterium atom symbol on the cursor.
T Places the tritium atom symbol on the cursor.
R+Space Opens the R-group dialog.
. Opens the Atom query properties dialog.
Space Opens the Abbreviated groups dialog.
Alt+1-9 Places atom map labels 1-9

Shortcuts for Setting Bond Types

Keyboard Shortcut Bond type
Ctrl+D Drawing
1 Single bond
2 Double bond
3 Triple bond
4 Aromatic bond
5 Single Up wedge bond
6 Single Down wedge bond
7 Single Up or Down query bond
- Double Cis or Trans query bond
- Double C/T or Unspecified query bond
12 Single or Double query bond
14 Single or Aromatic query bond
24 Double or Aromatic query bond
0 Any query bond
- Coordinate bond

Usage of the Shift button

Context of usage Function
During 3D rotation with dragging the mouse cursor Sets the rotation to the horizontal and vertical axis.
Atom or abbreviation drawing Sprouting from an atom.
During merging template to an atom or bond Before releasing the left mouse button, pressing Shift button repeatedly rotates the template to the right orientation.
Selection More than one unconnected structural parts can be selected simultaneously.
Bond drawing by bond tool Changes the direction of the newly formed bond.
Drawing tool The drawing points are forming a pentagon instead of hexagon.
Rotating Sequential rotation instead of incremental.
Moving the rotation center Prevents the center from snapping to its original place, if the new center is too close to the original.
Abbreviated group drawing Expands the abbreviated group before merging to the canvas.