3745617 -OEChem-02060822572D 0 0 0 0 0 0 0 0 0999 V2000 M END > 3745617 > 2 > ChemIDplus > 057331041 > 57331-04-1 Calysterol Pregn-5-en-3-ol, 20-methyl-21-(3-methyl-2-(1-methylethyl)-1-cyclopropen-1-yl)-, (3beta,20R,21(R))- > 57331-04-1 > 057331041 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=057331041 $$$$