D33132211231323132313232332313232233132313232213331323221323132322121   >>    D3313221123132313231323233231323223313231323221333132322132313232212   <<    D33132211231323132313232332313232233132313232213331323221323132322123   >>      D33132211231323132313232332313232233132313232213331323221323132322122   >>