Synonyms: 7,11,24,28-Tetraoxapentacyclo[28.4.0.05,34.013,18.017,22]tetratriacontane-9,26-diaceticacid,8,25-bis(methoxycarbonyl)-13,17,30,34-tetramethyl-4,21-bis(methylene)-10,27-dioxo-,[1R-(1R*,5S*,8R*,9S*,13R*,17S*,18R*,22S*,25R*,26S*,30R*,34S*)]-; Cryptoporicacid D