With enough planning, you could get that mesh point to form complex shapes in 3D on demand. A computational representation of an optical knot. The green areas are where the laser light is passing ...

Department of Chemistry, Princeton University, Princeton, New Jersey 08544, United States ...

If the molecule is not flat, then there is the possibility of obtaining optical isomers with unsymmetrically substituted fluorene derivatives, and some claims have been put forward that such ...