Molecular structures of LSD and psilocybin, written by Dr. Albert Hofmann.Courtesy of Dr. Albert Hofmann and The Stain Blue Museum Collection and http://www.stainblue.com/ah.html.

    Molecular structures of LSD and psilocybin, written by Dr. Albert Hofmann.
    Courtesy of Dr. Albert Hofmann and The Stain Blue Museum Collection and http://www.stainblue.com/ah.html.