C111112111133131121133133313331333133313331323133313331333131211113332233131   >>    C11111211113313112113313331333133313331333132313331333133313121111333223313   <<    C111112111133131121133133313331333133313331323133313331333131211113332233133   >>      C111112111133131121133133313331333133313331323133313331333131211113332233132   >>