D131333132213233313233313131133132333132313223313232233131112131   >>    D13133313221323331323331313113313233313231322331323223313111213   <<    D131333132213233313233313131133132333132313223313232233131112133   >>      D131333132213233313233313131133132333132313223313232233131112132   >>