D231123132333132233131323223313231323131323131333132313331323331211   >>    D23112313233313223313132322331323132313132313133313231333132333121   <<    D231123132333132233131323223313231323131323131333132313331323331213   >>      D231123132333132233131323223313231323131323131333132313331323331212   >>