C11111333133313232233133313331333131133132313331322121111121311331333112331   >>    C1111133313331323223313331333133313113313231333132212111112131133133311233   <<    C11111333133313232233133313331333131133132313331322121111121311331333112333   >>      C11111333133313232233133313331333131133132313331322121111121311331333112332   >>