C13332313311211113313331333133313331322331333133313113313331333223331   >>    C1333231331121111331333133313331333132233133313331311331333133322333   <<    C13332313311211113313331333133313331322331333133313113313331333223333   >>      C13332313311211113313331333133313331322331333133313113313331333223332   >>