C111112111133131121133133313331333133313331323133313331333132233133313113111   >>    C11111211113313112113313331333133313331333132313331333133313223313331311311   <<    C111112111133131121133133313331333133313331323133313331333132233133313113113   >>      C111112111133131121133133313331333133313331323133313331333132233133313113112   >>