Figure 4.
The chemical nature of some of the identified compounds in F7 (a) 5,7-dihydroxy-2-phenyl-4H-chrome-4-one and (b) 4-phenyl-2-(pyridin-3-yl) quinazoline compounds.
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.