what was the first intake of patient 29741 for the patient until 04/26/2105?
select d_items.label from d_items where d_items.itemid in ( select inputevents_cv.itemid from inputevents_cv where inputevents_cv.icustay_id in ( select icustays.icustay_id from icustays where icustays.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 29741 ) ) and strftime('%y-%m-%d',inputevents_cv.charttime) <= '2105-04-26' order by inputevents_cv.charttime asc limit 1 )