C3213322333133313113313221211113313331333132313231333131212132323221311121311   >>    C321332233313331311331322121111331333133313231323133313121213232322131112131   <<    C3213322333133313113313221211113313331333132313231333131212132323221311121313   >>      C3213322333133313113313221211113313331333132313231333131212132323221311121312   >>