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.
Structural and chemical formulas of sirolimus and everolimus. Everolimus is the 40‐O‐(2‐hydroxyethyl) derivative of sirolimus, a macrolide antimicrobial agent which was initially isolated from Streptomyces hygroscopicus. (A) Structural and chemical formula of sirolimus. (B) Structural and chemical formula of everolimus
