C133323133112111133133313331333133313231133121111331323133313233123313221322331   >>    C13332313311211113313331333133313331323113312111133132313331323312331322132233   <<    C133323133112111133133313331333133313231133121111331323133313233123313221322333   >>      C133323133112111133133313331333133313231133121111331323133313233123313221322332   >>