C111112111133131121133133313331333133313331323112331333132322111   >>    C11111211113313112113313331333133313331333132311233133313232211   <<    C111112111133131121133133313331333133313331323112331333132322113   >>      C111112111133131121133133313331333133313331323112331333132322112   >>