Figure 4.
Compounds in which the benzene ring attached at the 6-position of the core structure was modified. Asterisk represents the point of attachment to the core structure.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.