36856-27-6 CYTOCHALASA-6(12),13-DIENE-1,17,21-TRIONE, 7-(ACETYLOXY)-19-(ETHYLTHIO)-18-HYDRO Cytochalasa-6(12),13-diene-1,17,21-trione, 7-(acetyloxy)-19-(ethylthio)-18-hydroxy-16,18-dimethyl-10-phenyl-, (7-beta,13E,16S,18R)-