D121212121213132313113313231123313231232322331323121111331322131   >>    D12121212121313231311331323112331323123232233132312111133132213   <<    D121212121213132313113313231123313231232322331323121111331322133   >>      D121212121213132313113313231123313231232322331323121111331322132   >>