You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (1R,3R,6S,7Z,11Z,13R,14S,16S,17R,21R,22S,23Z)-17-[(2S,3R,4S,5S,6R)-5-(2,4-dimethoxy-6-methylbenzoyl)oxy-3,4-dihydroxy-6-methyloxan-2-yl]oxy-23-hydroxy-3,6,8,12,14,19,22-heptamethyl-25,27-dioxo-26-oxapentacyclo[22.2.1.01,6.013,22.016,21]heptacosa-4,7,11,19,23-pentaene-4-carboxylic acid by IUPAC nomenclature, provide its molecular formula.
user
C50H64O14
assistant