C3132121111133313233121111331333133313331333133313331333133313232213331333231   >>    C313212111113331323312111133133313331333133313331333133313331323221333133323   <<    C3132121111133313233121111331333133313331333133313331333133313232213331333233   >>      C3132121111133313233121111331333133313331333133313331333133313232213331333232   >>