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What is the molecular formula of the compound with this IUPAC name 5,14,16,25-tetrahydroxy-11,19-bis(4-hydroxyphenyl)-15-oxaheptacyclo[16.7.1.14,8.02,16.03,14.022,26.012,27]heptacosa-1(25),4,6,8(27),9,11,18,20,22(26),23-decaene-13,17-dione ?
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C38H24O9
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