You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (1S,13R)-6,9,16,18,25,26-hexahydroxy-5-[3-hydroxy-4-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyphenyl]-10,17-dimethyl-4,12,21,22-tetraoxaheptacyclo[11.8.7.01,13.02,11.03,8.015,20.023,28]octacosa-2(11),3(8),5,9,15(20),16,18,23,25,27-decaene-7,14-dione .
user
C38H30O19
assistant