C111113331333132322331333133313331333133313121111331333132213332221   >>    C11111333133313232233133313331333133313331312111133133313221333222   <<    C111113331333132322331333133313331333133313121111331333132213332223   >>      C111113331333132322331333133313331333133313121111331333132213332222   >>