C11111333133313232233133313331333133313231322321111331322132333131   >>    C1111133313331323223313331333133313331323132232111133132213233313   <<    C11111333133313232233133313331333133313231322321111331322132333133   >>      C11111333133313232233133313331333133313231322321111331322132333132   >>