C111112111133131121133133313331333132313113313331333313331333132213331323211   >>    C11111211113313112113313331333133313231311331333133331333133313221333132321   <<    C111112111133131121133133313331333132313113313331333313331333132213331323213   >>      C111112111133131121133133313331333132313113313331333313331333132213331323212   >>