C3132121111331312113313331333133313331333121111331333133313331333132232322321   >>    C313212111133131211331333133313331333133312111133133313331333133313223232232   <<    C3132121111331312113313331333133313331333121111331333133313331333132232322323   >>      C3132121111331312113313331333133313331333121111331333133313331333132232322322   >>