An alchemical symbol with the words ‘εν το παν’ (‘one is the all’) which inspired Kekulé in a dream to discover the structure of benzene.
Scheme

Congratulations to Eric Daniel Głowacki who received Dream Chemistry Award 2018 for his project
"Abundant organic catalysts for a peroxide clean energy cycle"

Call for Dream Chemistry Award 2019 nominations & applications opens on March 3!