C3213322333133313113313221211113313331333131131233232231213233221   >>    C321332233313331311331322121111331333133313113123323223121323322   <<    C3213322333133313113313221211113313331333131131233232231213233223   >>      C3213322333133313113313221211113313331333131131233232231213233222   >>