C3132121111133313233121111331333133313331333133313331333133313331133132222231   >>    C313212111113331323312111133133313331333133313331333133313331333113313222223   <<    C3132121111133313233121111331333133313331333133313331333133313331133132222233   >>      C3132121111133313233121111331333133313331333133313331333133313331133132222232   >>