Spiro[9,11-epoxy-9H-cyclopenta[a]phenanthrene-17(2H),2'(5'H)-furan],pregn-4-ene-21-carboxylic acid deriv.

CAS No: 104004-85-5

spiro,epoxy,cyclopenta,phenanthrene,furan,pregn,carboxylic,deriv
Furan
104013-61-86(2H)-Benzofuranone,2-(1,3-benzodioxol-5-yl)-3,3a-dihydro-3a-methoxy-3-methyl-5-(2-propen-1-yl)-,(2S,3R,3aS)-