instruction: what is the name of the organism found in the first nasopharynx microbiology test of patient 031-16123 in 09/last year?
response: SELECT microlab.organism FROM microlab WHERE microlab.patientunitstayid IN (SELECT patient.patientunitstayid FROM patient WHERE patient.patienthealthsystemstayid IN (SELECT patient.patienthealthsystemstayid FROM patient WHERE patient.uniquepid = '031-16123')) AND microlab.culturesite = 'nasopharynx' AND DATETIME(microlab.culturetakentime, 'start of year') = DATETIME(CURRENT_TIME(), 'start of year', '-1 year') AND STRFTIME('%m', microlab.culturetakentime) = '09' ORDER BY microlab.culturetakentime LIMIT 1