C3213322333133313113313221211113313331333132313231333131212132221113233321   >>    C321332233313331311331322121111331333133313231323133313121213222111323332   <<    C3213322333133313113313221211113313331333132313231333131212132221113233323   >>      C3213322333133313113313221211113313331333132313231333131212132221113233322   >>