D1323112331313331313223313231213231323331323223313133313132311321   >>    D132311233131333131322331323121323132333132322331313331313231132   <<    D1323112331313331313223313231213231323331323223313133313132311323   >>      D1323112331313331313223313231213231323331323223313133313132311322   >>