C3213322333133313113313221211113313331333133313112212132311331121311   >>    C321332233313331311331322121111331333133313331311221213231133112131   <<    C3213322333133313113313221211113313331333133313112212132311331121313   >>      C3213322333133313113313221211113313331333133313112212132311331121312   >>