IUPAC:sodium (2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-[(1'S,2S,2'S,4'S,5S,7'S,8'R,9'S,12'S,13'R,16'S)-5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosan]-18'-eneoxy]oxane-2-carboxylate
IUPAC:sodium (2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-[(1'S,2S,2'S,4'S,5S,7'S,8'R,9'S,12'S,13'R,16'S)-5,7',9',13'-tetramethyl-5'-oxaspiro[oxane-2,6'-pentacyclo[10.8.0.0^{2,9}.0^{4,8}.0^{13,18}]icosan]-18'-eneoxy]oxane-2-carboxylate