IUPAC:methyl (1S,2S,9R,10S,13R,14R,17R)-17-hydroxy-9-methyl-5,16-dioxapentacyclo[12.3.3.0^{1,13}.0^{2,10}.0^{4,8}]icosa-4(8),6-diene-14-carboxylate
IUPAC:methyl (1S,2S,9R,10S,13R,14R,17R)-17-hydroxy-9-methyl-5,16-dioxapentacyclo[12.3.3.0^{1,13}.0^{2,10}.0^{4,8}]icosa-4(8),6-diene-14-carboxylate