IUPAC:methyl (1S,2R,7S,8S,9R)-8-[(1E)-2-(2-hydroxy-5-oxo-2,5-dihydrofuran-3-yl)ethenyl]-2,8-dimethyl-10-oxo-11-oxatricyclo[7.2.1.0^{2,7}]dodec-3-ene-3-carboxylate
IUPAC:methyl (1S,2R,7S,8S,9R)-8-[(1E)-2-(2-hydroxy-5-oxo-2,5-dihydrofuran-3-yl)ethenyl]-2,8-dimethyl-10-oxo-11-oxatricyclo[7.2.1.0^{2,7}]dodec-3-ene-3-carboxylate