He is good at writing short novels.

I can't find my ballpoint pen.

My new tablet comes with a stylus.

He likes to write short stories.

He ended up in a state of confusion.

I lost my mechanical pencil, so I'm going to buy a new one.

This world continues to give rise to innumerable changes.

Pentadecane is produced in this chemical reaction.

This compound is an organic chemical called pentacosane.

In organic chemistry, pentatriacontane is a saturated hydrocarbon consisting of 36 carbon atoms.