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system
What is the molecular formula of the compound with this IUPAC name [(1S,2R,4S,7R,8S,26R,28S,29R,38S)-1,2,4,13,14,15,18,19,20,34,35-undecahydroxy-5,10,23,31-tetraoxo-6,9,24,27,30,39-hexaoxaoctacyclo[34.2.1.04,38.07,26.08,29.011,16.017,22.032,37]nonatriaconta-11,13,15,17,19,21,32,34,36-nonaen-28-yl] 3,4,5-trihydroxybenzoate ?
user
C40H30O26
assistant