D12121323331322132313331322132313233313231311221123132322132333131   >>    D1212132333132213231333132213231323331323131122112313232213233313   <<    D12121323331322132313331322132313233313231311221123132322132333133   >>      D12121323331322132313331322132313233313231311221123132322132333132   >>