SOULANGIANOLIDE A

(1S,3E,7E)-α-Methylene-2α-hydroxy-4-methyl-8-(hydroxymethyl)-3,7-cyclodecadiene-1-acetic acid 1,2-lactone

(3aS,6E,10E)-3-Methylene-6-(hydroxymethyl)-10-methyl-3aβ,4,5,8,9,11aα-hexahydrocyclodeca[b]furan-2(3H)-one

(3aS,6E,10E)-3aβ,4,5,8,9,11aα-Hexahydro-3-methylene-6-(hydroxymethyl)-10-methylcyclodeca[b]furan-2(3H)-one

[3aS,6E,10E,11aR,(+)]-3a,4,5,8,9,11a-Hexahydro-6-(hydroxymethyl)-10-methyl-3-methylenecyclodeca[b]furan-2(3H)-one