C111112111133131121133133313331333132313113313331313331322331123331   >>    C11111211113313112113313331333133313231311331333131333132233112333   <<    C111112111133131121133133313331333132313113313331313331322331123333   >>      C111112111133131121133133313331333132313113313331313331322331123332   >>