1357-21-7 1357-77-3 1361-22-4 1416-43-9 18059-10-4 3beta,20-Dihydroxy-5alpha-cevan-6-one Cevan-6-one, 3,20-dihydroxy-, (3beta,5alpha)- Fritillarine Imperialine Peiminine Sipeimine Zhebeinone