C133323133112111133133313331333133313112221211113313232233132311   >>    C13332313311211113313331333133313331311222121111331323223313231   <<    C133323133112111133133313331333133313112221211113313232233132313   >>      C133323133112111133133313331333133313112221211113313232233132312   >>