a hexagonal
abstract
alphabet
aromatic hydrocarbons
atomic
background
benzene
benzene ring
blue
c6h6
character
chemical
chemical formula
chemistry
compounds
configuration
crude benzole
english characters
expression
figure
gradient
hexagon
honeycomb
honeycomb structure
how
illustrations
join
line fireworks
mechanism
molecular
molecular formula
molecular mark
organic compounds
pattern
petrochemical
schematic
science skills
structural formula
structure
symbols for chemical elements