C111112111133131121133133313331333131333132322331323221333131231   >>    C11111211113313112113313331333133313133313232233132322133313123   <<    C111112111133131121133133313331333131333132322331323221333131233   >>      C111112111133131121133133313331333131333132322331323221333131232   >>