D331212121133132233131323223313233313233313223313233313232121131   >>    D33121212113313223313132322331323331323331322331323331323212113   <<    D331212121133132233131323223313233313233313223313233313232121133   >>      D331212121133132233131323223313233313233313223313233313232121132   >>