IUPAC:(1R,9S,10S,12S,14E,16S,19R,20R,21S,22R)-3,9,21-trihydroxy-5,10,12,14,16,20,22-heptamethyl-23,24-dioxatetracyclo[17.3.1.1^{6,9}.0^{2,7}]tetracosa-2,5,7,14-tetraen-4-one
IUPAC:(1R,9S,10S,12S,14E,16S,19R,20R,21S,22R)-3,9,21-trihydroxy-5,10,12,14,16,20,22-heptamethyl-23,24-dioxatetracyclo[17.3.1.1^{6,9}.0^{2,7}]tetracosa-2,5,7,14-tetraen-4-one