C111123313121111121111331333133313331323231333133313331311233131221323231   >>    C11112331312111112111133133313331333132323133313331333131123313122132323   <<    C111123313121111121111331333133313331323231333133313331311233131221323233   >>      C111123313121111121111331333133313331323231333133313331311233131221323232   >>