Showing structure for 1-hydroxy-14,14,21,21-tetramethyl-22-oxa-5,11,16-triazahexacyclo[13.11.0.0³,¹¹.0⁵,⁹.0¹⁷,²⁶.0¹⁸,²³]hexacosa-8,12,15,17(26),18(23),19,24-heptaene-4,10-dione