A C-H Activation-Based Enantioselective Synthesis of {Lower|Reduce|Reduced|Decrease} Carbo[n]helicenes (n = 4-6)
The {unique|distinctive|special|exclusive|exceptional|one of a kind} three-dimensional structure of carbohelicenes have fascinated generations of molecular chemists and has been exploited {through|via|by means of|by way of} a wide {range of|selection of|array of}…