C111112111133131121133133313331333133313331323112331323133313131   >>    C11111211113313112113313331333133313331333132311233132313331313   <<    C111112111133131121133133313331333133313331323112331323133313133   >>      C111112111133131121133133313331333133313331323112331323133313132   >>