Showing structure for 5,7,17,19-tetraoxa-13-azahexacyclo[11.11.0.0²,¹⁰.0⁴,⁸.0¹⁵,²³.0¹⁶,²⁰]tetracosa-1(24),2(10),3,8,15,20,22-heptaene-3,14-diol