C111112111133131121133133313331333133313331323133313331333133313221323222333131   >>    C11111211113313112113313331333133313331333132313331333133313331322132322233313   <<    C111112111133131121133133313331333133313331323133313331333133313221323222333133   >>      C111112111133131121133133313331333133313331323133313331333133313221323222333132   >>