Figure 12.
Chemical structure of (64) britanin, (65) osthole, (66) trilobatin, (67) tryptanthrin, and (68) 5,3′-dihydroxy-3,7,4′-trimethoxyflavone.
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.