C11111211113313112113313331333133313331333132313331333133313331323321111122231   >>    C1111121111331311211331333133313331333133313231333133313331333132332111112223   <<    C11111211113313112113313331333133313331333132313331333133313331323321111122233   >>      C11111211113313112113313331333133313331333132313331333133313331323321111122232   >>