D233313133313221323132322331323211331323321323222332313231313231111   >>    D23331313331322132313232233132321133132332132322233231323131323111   <<    D233313133313221323132322331323211331323321323222332313231313231113   >>      D233313133313221323132322331323211331323321323222332313231313231112   >>