Keywords: Tacrolimus-Armistead-2D-skeletal.png Skeletal formula of the tacrolimus molecule based on a diagram from http //scripts iucr org/cgi-bin/paper S0907444994014502 Acta Cryst 1995 D51 522-528 Own 2008-06-02 Ben Mills Benjah-bmm27 Images by Ben Mills Tacrolimus |