C221213331323133112111133133313331333133313331323133313233232331   >>    C22121333132313311211113313331333133313331333132313331323323233   <<    C221213331323133112111133133313331333133313331323133313233232333   >>      C221213331323133112111133133313331333133313331323133313233232332   >>