PerkinElmer's ChemDraw, especially the new version 17.0 and upwards, is some of my favourite software, and the best out there for chemical structure drawing. I wrote this article recently for them.

You can read the article here. Scroll to the bottom to download a trial version of ChemOffice® Professional.

There are some extra tools you can add to your ChemDraw, to be found on the 'Writing and Presentation Tools' tab of the Links page.

PerkinElmer Inside Informatics, 2018.
(736 words; technical audience)