C133323133112111133133313331333133313223331333133313331333132331123122321   >>    C13332313311211113313331333133313331322333133313331333133313233112312232   <<    C133323133112111133133313331333133313223331333133313331333132331123122323   >>      C133323133112111133133313331333133313223331333133313331333132331123122322   >>