give me the difference between the total input of patient 10431 and the output of the patient until 12/00/2105.
select ( select sum(inputevents_cv.amount) 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 = 10431 ) ) and strftime('%y-%m-%d',inputevents_cv.charttime) <= '2105-12-00' ) - ( select sum(outputevents.value) from outputevents where outputevents.icustay_id in ( select icustays.icustay_id from icustays where icustays.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 10431 ) ) and strftime('%y-%m-%d',outputevents.charttime) <= '2105-12-00' )