(+)-Discodermolide is a recently discovered polyketide natural product found to be a potent inhibitor of tumor cell growth.  The molecule's carbon skeleton is made up of eight polypropionate and four acetate units with 13 stereocenters.
Discodermolide
Flunisolide 
Prenalterol
Griseofulvin
Bitolterol
Ferruginol
Diacerein
Ipriflavone