instruction: what was the name of the medicine patient 61591 was prescribed during the same hospital encounter after having received a cont inv mec ven 96+ hrs procedure since 33 months ago?
response: SELECT t2.drug FROM (SELECT admissions.subject_id, procedures_icd.charttime, admissions.hadm_id FROM procedures_icd JOIN admissions ON procedures_icd.hadm_id = admissions.hadm_id WHERE admissions.subject_id = 61591 AND procedures_icd.icd9_code = (SELECT d_icd_procedures.icd9_code FROM d_icd_procedures WHERE d_icd_procedures.short_title = 'cont inv mec ven 96+ hrs') AND DATETIME(procedures_icd.charttime) >= DATETIME(CURRENT_TIME(), '-33 month')) AS t1 JOIN (SELECT admissions.subject_id, prescriptions.drug, prescriptions.startdate, admissions.hadm_id FROM prescriptions JOIN admissions ON prescriptions.hadm_id = admissions.hadm_id WHERE admissions.subject_id = 61591 AND DATETIME(prescriptions.startdate) >= DATETIME(CURRENT_TIME(), '-33 month')) AS t2 ON t1.subject_id = t2.subject_id WHERE t1.charttime < t2.startdate AND t1.hadm_id = t2.hadm_id