| —— | 
                                        6,7,9,10,12,13,15,16,18,19-decahydro-5,8,11,14,17,20-hexaoxa-1,24-diaza-dibenzo[a,c]cycloeicosene-2,23-dicarbonitrile | 
                                        874151-16-3 | 
                                        C22H24N4O6 | 
                                        440.456 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        6,7,9,10,12,13,15,16,18,19-decahydro-5,8,11,14,17,20-hexaoxa-1,24-diaza-dibenzo[a,c]cycloeicosene-2,23-dicarbothioic acid diamide | 
                                        874151-18-5 | 
                                        C22H28N4O6S2 | 
                                        508.62 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        6,7,9,10,12,13,15,16,18,19-decahydro-5,8,11,14,17,20-hexaoxa-1,24-diaza-dibenzo[a,c]cycloeicosene 1,24-dioxide | 
                                        874151-07-2 | 
                                        C20H26N2O8 | 
                                        422.435 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        8,11,14,17,20,23-Hexaoxa-3,28-diazatricyclo[22.4.0.02,7]octacosa-1(24),2(7),3,5,25,27-hexaene | 
                                        874151-06-1 | 
                                        C20H26N2O6 | 
                                        390.436 |