C133323133112111133133313331333133313231322331323223313331311212221   >>    C13332313311211113313331333133313331323132233132322331333131121222   <<    C133323133112111133133313331333133313231322331323223313331311212223   >>      C133323133112111133133313331333133313231322331323223313331311212222   >>