instruction: until 11/2102, what was the daily maximum value of the beta-2 microglobulin of patient 47295?
response: SELECT MAX(labevents.valuenum) FROM labevents WHERE labevents.hadm_id IN (SELECT admissions.hadm_id FROM admissions WHERE admissions.subject_id = 47295) AND labevents.itemid IN (SELECT d_labitems.itemid FROM d_labitems WHERE d_labitems.label = 'beta-2 microglobulin') AND STRFTIME('%y-%m', labevents.charttime) <= '2102-11' GROUP BY STRFTIME('%y-%m-%d', labevents.charttime)