C133323133112111133133313331333133313231333133313311211113313223322321   >>    C13332313311211113313331333133313331323133313331331121111331322332232   <<    C133323133112111133133313331333133313231333133313311211113313223322323   >>      C133323133112111133133313331333133313231333133313311211113313223322322   >>