D11222112113313133313232211233132333131122112322331313331323331313321   >>    D1122211211331313331323221123313233313112211232233131333132333131332   <<    D11222112113313133313232211233132333131122112322331313331323331313323   >>      D11222112113313133313232211233132333131122112322331313331323331313322   >>