(5beta,7alpha,8alpha,9beta,10alpha,11alpha,13alpha,14R)-7,11,14-trihydroxy-11,20-epoxykaur-16-en-15-one 2(1H)-naphthalenone, 4a,5,6,7,8,8a-hexahydro-3-methyl-8-methylene-5-(1-methylethyl)-, (4aR,5S,8aS)- InChI=1/C20H28O5/c1-10-11-8-19(24)16-18(9-25-19)6-4-5-17(2,3)12(18)7-13(21)20(16,14(10)22)15(11)23/h11-13,15-16,21,23-24H,1,4-9H2,2-3H3/t11-,12+,13+,15+,16+,18-,19+,20+/m0/s Pseudoirroratin A ent-7beta,11alpha,14alpha-Trihydroxy-11beta,20-epoxykaur-16-en-15-one