Synonyms: B-Homo-7-oxastigmastan-6-one,2,3,22,23-tetrahydroxy-, (2a,3a,5a)-; 6H-Benz[c]indeno[5,4-e]oxepin-6-one,1-(4-ethyl-2,3-dihydroxy-1,5-dimethylhexyl)hexadecahydro-8,9-dihydroxy-10a,12a-dimethyl-,[1R-[1a(1S*,4S*),3ab,3ba,6ab,8b,9b,10aa,10bb,12aa]]-[partial]-; Homobrassinolide