D233313231211211331323223313112113313233313232222331323132313331322333121   >>    D23331323121121133132322331311211331323331323222233132313231333132233312   <<    D233313231211211331323223313112113313233313232222331323132313331322333123   >>      D233313231211211331323223313112113313233313232222331323132313331322333122   >>