C111123313121111121111331333133313331323133312232133313221323132231   >>    C11112331312111112111133133313331333132313331223213331322132313223   <<    C111123313121111121111331333133313331323133312232133313221323132233   >>      C111123313121111121111331333133313331323133312232133313221323132232   >>