10,16-Dichloro-6,20-dioxa-3,23-diazatetracyclo[23.3.1.0<sup>7,12</sup>.0<sup>14,19</sup>]nonacosa-1(29),7,9,11,14(19),15,17,25,27-nonaene-4,22-dione methanol monosolvate
Acta crystallographica. Section E