C133323133112111133133313331333133313223313331333131211113313331333132312221   >>    C13332313311211113313331333133313331322331333133313121111331333133313231222   <<    C133323133112111133133313331333133313223313331333131211113313331333132312223   >>      C133323133112111133133313331333133313223313331333131211113313331333132312222   >>