D121212121213132313113313231123313231323132322133313233313231333131122112323221   >>    D12121212121313231311331323112331323132313232213331323331323133313112211232322   <<    D121212121213132313113313231123313231323132322133313233313231333131122112323223   >>      D121212121213132313113313231123313231323132322133313233313231333131122112323222   >>