Synonyms: Bryostatin1, 7-O-deacetyl-20-O-de(1-oxo-2,4-octadienyl)-7,20-bis-O-(1-oxobutyl)-;Butanoic acid, (1S,3S,5Z,7R,8E,11S,12S,13E,15S,17R,21R,23R,25S)-1,11,21-trihydroxy-17-[(1R)-1-hydroxyethyl]-5,13-bis(2-methoxy-2-oxoethylidene)-10,10,26,26-tetramethyl-19-oxo-18,27,28,29-tetraoxatetracyclo[21.3.1.13,7.111,15]nonacos-8-ene-12,25-diylester (9CI); 18,27,28,29-Tetraoxatetracyclo[21.3.1.13,7.111,15]nonacosane, bryostatin1 deriv.; Bryostatin 8; Butanoic acid,1,11,21-trihydroxy-17-(1-hydroxyethyl)-5,13-bis(2-methoxy-2-oxoethylidene)-10,10,26,26-tetramethyl-19-oxo-18,27,28,29-tetraoxatetracyclo[21.3.1.13,7.111,15]nonacos-8-ene-12,25-diylester, [1S-[1R*,3R*,5Z,7S*,8E,11R*,12R*,13E,15R*,17S*(S*),21S*,23S*,25R*]]-