C133323133112111133133313331333133313112221211113313233223313232311   >>    C13332313311211113313331333133313331311222121111331323322331323231   <<    C133323133112111133133313331333133313112221211113313233223313232313   >>      C133323133112111133133313331333133313112221211113313233223313232312   >>