C133323133112111133133313331333133313223313331333131133133312311   >>    C13332313311211113313331333133313331322331333133313113313331231   <<    C133323133112111133133313331333133313223313331333131133133312313   >>      C133323133112111133133313331333133313223313331333131133133312312   >>