Polycyclic aromatic hydrocarbon (
PAH) that has a crown shaped structure. It is :
C24H12
H H
\____/
H / \ H
\____/ \____/
/ \ / \
H_/ \____/ \_H
\ / \ /
\____/ \____/
/ \ / \
H_/ \____/ \_H
\ / \ /
\____/ \____/
/ \ / \
H \____/ H
/ \
H H
Pretty, eh? (oh, double bonds not included for convenience. Since it's aromatic (follows the rules) you can work it out.)