C133323133112111133133313331333133313231322331333133313331333131211111231233131   >>    C13332313311211113313331333133313331323132233133313331333133313121111123123313   <<    C133323133112111133133313331333133313231322331333133313331333131211111231233133   >>      C133323133112111133133313331333133313231322331333133313331333131211111231233132   >>