7-(3-hydroxy-24,34-tetraoxidan-2-enyl)-13,24,34,44,54,63,73-bicyclo[4.2.1]nonaoxida-2,4-diene-2,3,4,5-tetraol

反,反,反-1,5,9-环十二烷基三烯

pentacyclo[7.5.0.02,8.05,14.07,11]tetradeca-3,12-diene

pentacyclo[8.4.0.03,7.04,14.06,11]tetradeca-8,12-diene

环庚三烯酮