Showing structure for 13,24-dimethyl-5,7,18,20-tetraoxa-24-azahexacyclo[11.11.0.0²,¹⁰.0⁴,⁸.0¹⁴,²².0¹⁷,²¹]tetracosa-2,4(8),9,14(22),15,17(21)-hexaene-11,12-diol