C3213322333133313113313221211113313331333132313231333131212132333123311111311   >>    C321332233313331311331322121111331333133313231323133313121213233312331111131   <<    C3213322333133313113313221211113313331333132313231333131212132333123311111313   >>      C3213322333133313113313221211113313331333132313231333131212132333123311111312   >>