英文名称
(1'R,2R,3S,4'S,6S,8'R,10'E,12'S,13'S,14'E,16'Z,20'S,22'R,25'S)-2-[(2S)-butan-2-yl]-12'-[(4S,5S,6S)-5-[(4S,5S,6S)-5-hydroxy-4-methoxy-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-3,11',13',23',25'-pentamethylspiro[2,3-dihydropyran-6,6'-3,7,19,21-tetraoxapentacyclo[15.7.1.14,8.020,22.020,25]hexacosa-10,14,16,23-tetraene]-2'-one