D231123313223313132313232233131331123232233132213231323132322233231   >>    D23112331322331313231323223313133112323223313221323132313232223323   <<    D231123313223313132313232233131331123232233132213231323132322233233   >>      D231123313223313132313232233131331123232233132213231323132322233232   >>