C133323133112111133133313331333133313231322331323223313133222311   >>    C13332313311211113313331333133313331323132233132322331313322231   <<    C133323133112111133133313331333133313231322331323223313133222313   >>      C133323133112111133133313331333133313231322331323223313133222312   >>