C11112331312111112111133133313331333133313223223313113313132313332231   >>    C1111233131211111211113313331333133313331322322331311331313231333223   <<    C11112331312111112111133133313331333133313223223313113313132313332233   >>      C11112331312111112111133133313331333133313223223313113313132313332232   >>