C13332313311211113313331333133313331322331333133313113313222211   >>    C1333231331121111331333133313331333132233133313331311331322221   <<    C13332313311211113313331333133313331322331333133313113313222213   >>      C13332313311211113313331333133313331322331333133313113313222212   >>