Acridine is an important compound in organic chemistry.

In organic chemistry, thiazine is one of the important compounds.

Each person expressed their own opinion.

Actions that ignore human ethics are not allowed.

This camera has a dust protection feature, so you can use it with confidence even in the desert.

He went on a trip with his Croatian friend.

I think she is truly a beautiful woman.

This case is highly likely to be a staged murder.

He is living in a place like the middle of nowhere.

Naphthyridine is one of the important compounds in organic chemistry.