D33132211231323132313232332313232233132313232213331323331323133112122221   >>    D3313221123132313231323233231323223313231323221333132333132313311212222   <<    D33132211231323132313232332313232233132313232213331323331323133112122223   >>      D33132211231323132313232332313232233132313232213331323331323133112122222   >>