C13332313311211113313331333133313331322333133313331333133313233313123131121   >>    C1333231331121111331333133313331333132233313331333133313331323331312313112   <<    C13332313311211113313331333133313331322333133313331333133313233313123131123   >>      C13332313311211113313331333133313331322333133313331333133313233313123131122   >>