Tetracosane is one of the important compounds in organic chemistry.

Heneicosane is one of the important compounds in organic chemistry.

Eicosane is one of the important compounds in organic chemistry.

Hexacosane is a type of saturated hydrocarbon in organic chemistry.

In the organic chemistry experiment, we succeeded in synthesizing cycloicosane.

I have a waist pouch.

His work progress is slow.

She was sitting in a ladylike manner.

His story was so tedious that I fell asleep.

I made delicious rice cakes using rice flour.