Showing structure for 5,7,19,21-tetraoxa-13-azahexacyclo[10.10.1.0²,¹⁰.0⁴,⁸.0¹⁶,²³.0¹⁸,²²]tricosa-1(22),2(10),3,8,16(23),17-hexaen-3-ol