Sterically Frustrated Aromatic Enes with {Various|Numerous|Different|A variety of|Several|Many} Colors Originating from {Multiple|Numerous|Several|A number of|Many|Various} Folded and Twisted Conformations in Crystal Polymorphs
Overcrowded ethylenes composed of 10-methyleneanthrone and two bulky aromatic rings {contain|include} a twisted carbon-carbon double (C=C) bond {as well as|in addition to|along with|and also|together with|and} a folded anthrone unit. As…