C3213322333133313113313221211113313331333131111331322122223113211   >>    C321332233313331311331322121111331333133313111133132212222311321   <<    C3213322333133313113313221211113313331333131111331322122223113213   >>      C3213322333133313113313221211113313331333131111331322122223113212   >>