C133323133112111133133313331333133313233213331333132322123122311   >>    C13332313311211113313331333133313331323321333133313232212312231   <<    C133323133112111133133313331333133313233213331333132322123122313   >>      C133323133112111133133313331333133313233213331333132322123122312   >>