Showing structure for 7,19-dimethyl (1r,5r,17s)-8,20-dihydroxy-2,2-dimethyl-4-oxo-3,16,28-trioxaheptacyclo[15.11.0.0¹,⁵.0⁶,¹⁵.0⁹,¹⁴.0¹⁸,²⁷.0²¹,²⁶]octacosa-6(15),7,9,11,13,18(27),19,21,23,25-decaene-7,19-dicarboxylate