119979-95-2 7,11,24,28-Tetraoxapentacyclo(28.4.0.0(5,34).0(13,18).0(17,22))tetratriacontane-9,26-diacetic acid, 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*))- CCRIS 6989 Cryptoporic acid D