C11111333133313232233133313331333131133131133132313331322221132331   >>    C1111133313331323223313331333133313113313113313231333132222113233   <<    C11111333133313232233133313331333131133131133132313331322221132333   >>      C11111333133313232233133313331333131133131133132313331322221132332   >>