D233123313113313113313222332313231323132322331323231333132313231333131323231   >>    D23312331311331311331322233231323132313232233132323133313231323133313132323   <<    D233123313113313113313222332313231323132322331323231333132313231333131323233   >>      D233123313113313113313222332313231323132322331323231333132313231333131323232   >>