Read sections 1-3 of Module 1.
Go to the SciFinder Tutorials https://www.cas.org/training/scifinder and watch the 6 videos on Structure Searching, which range from 2-3 minutes apiece.
Note: Hypothes.is annotations on any page on the web with the following tag
2015OLCCModule1P1TLO3-2-UALR
will be aggregated at the bottom of this page.