C3213322333133313113313221211113313331333131131233232232321311321   >>    C321332233313331311331322121111331333133313113123323223232131132   <<    C3213322333133313113313221211113313331333131131233232232321311323   >>      C3213322333133313113313221211113313331333131131233232232321311322   >>