C111112111133131121133133313331333133313331323133313331312321333131   >>    C11111211113313112113313331333133313331333132313331333131232133313   <<    C111112111133131121133133313331333133313331323133313331312321333133   >>      C111112111133131121133133313331333133313331323133313331312321333132   >>