C111112111133131121133133313331333133313331312111133133312111133132323213332221   >>    C11111211113313112113313331333133313331333131211113313331211113313232321333222   <<    C111112111133131121133133313331333133313331312111133133312111133132323213332223   >>      C111112111133131121133133313331333133313331312111133133312111133132323213332222   >>