C111112111133131121133133313331323133313221323331333132313232222231   >>    C11111211113313112113313331333132313331322132333133313231323222223   <<    C111112111133131121133133313331323133313221323331333132313232222233   >>      C111112111133131121133133313331323133313221323331333132313232222232   >>