C111123313121111121111331333133313331323132333131333131232323231   >>    C11112331312111112111133133313331333132313233313133313123232323   <<    C111123313121111121111331333133313331323132333131333131232323233   >>      C111123313121111121111331333133313331323132333131333131232323232   >>