no function will be created, the cell remains empty.
Atom Symbols Visible in 3D
Sets atom symbol visibility in 3D mode. Note that in 3D mode, atoms
may become invisible in wireframe mode by hiding atom symbols.
No Structure Text
Here you can type in any kind of text you would like to see when you
draw "No structure" to a cell, which means that you opened the
structure editor but didn't draw any atoms or bonds and clicked OK
Caffeine with Rendering - Wireframe
Caffeine with Rendering - Ball and Stick