Figure 1

Chemical structures. Chemical structure of hexa-alkyl-thio triphenylene (A: R = H ⇒ HT-T, R = octyl ⇒ 8HT-T) and hexa-alkyl-thio azatriphenylene (B: R = H ⇒ HT-AT, R = octyl ⇒ 8HT-AT).