C111112111133131121133133313331333133313331323133313331323133313331313322211   >>    C11111211113313112113313331333133313331333132313331333132313331333131332221   <<    C111112111133131121133133313331333133313331323133313331323133313331313322213   >>      C111112111133131121133133313331333133313331323133313331323133313331313322212   >>