CYTOCHALASIN A;7(S)-hydroxy-16(R)-methyl-10-phenyl-24-oxa[14]cytochalasa-6(12),13(E),21(E)-triene-1,20,23-trione;CYTOCHALASIN A FROM DRESCHSLERA DEMATIOIDEA;CYTOCHALASIN A FROM DRESCHSLERA DEMATIOIDEA, BIOCHEMIKA, >= 99.0% (TLC);2H-Oxacyclotetradecino2,3-disoindole-2,5,18-trione, 6,7,8,9,10,12a,13,14,15,15a,16,17-dodecahydro-13-hydroxy-9,15-dimethyl-14-methylene-16-(phenylmethyl)-, (3E,9R,11E,12aS,13S,15S,15aS,16S,18aS)-;cytochalasin a from helminthosporium dematioideum;CYTOCHALASIN A(RG);CytochalasinA from Drechslera dematioidea