2-Thiazolidinone, 4-((1R,4Z,8E,10Z,12S,15R,17R)-17-hydroxy-5,12-dimethyl-3-oxo-2,16-dioxabicyclo(13.3.1)nonadeca-4,8,10-trien-17-yl)-, (4R)- 2-Thiazolidinone, 4-(17-hydroxy-5,12-dimethyl-3-oxo-2,16-dioxabicyclo(13.3.1)nonadeca-4,8,10-trien-17-yl)-, (1R*,4Z,8E,10Z,12S*,15R*,17R*(R*))-(+)- 76343-93-6 LAT-A Latrunculin A NSC 613011