\overset{\displaystyle H \atop | }{\underset{ | \atop \displaystyle H}{C} }-
\overset{\displaystyle H \atop | }{\underset{ | \atop \displaystyle H}{C} }-
\overset{\displaystyle H \atop | }{\underset{ | \atop \displaystyle H}{C} }-
\overset{\displaystyle H \atop | }{\underset{ | \atop \displaystyle H}{C} }-
\overset{\displaystyle H \atop | }{\underset{ | \atop \displaystyle H}{C} }-
\overset{\displaystyle H \atop | }{\underset{ | \atop \displaystyle H}{C} }-
\overset{\displaystyle H \atop | }{\underset{ | \atop \displaystyle H}{C} }-
\overset{\displaystyle H \atop | }{\underset{ | \atop \displaystyle H}{C} }-
H</chem>