D2333131333132213231323223313112113313231323133313231323132322112121   >>    D233313133313221323132322331311211331323132313331323132313232211212   <<    D2333131333132213231323223313112113313231323133313231323132322112123   >>      D2333131333132213231323223313112113313231323133313231323132322112122   >>