C3213322333133313113313221211113313331333131121232312133322212231   >>    C321332233313331311331322121111331333133313112123231213332221223   <<    C3213322333133313113313221211113313331333131121232312133322212233   >>      C3213322333133313113313221211113313331333131121232312133322212232   >>