instruction: is patient 006-100609's paco2 measured at 2104-04-28 09:15:00 greater than the value measured at 2104-04-26 23:21:00?
response: SELECT (SELECT lab.labresult FROM lab WHERE lab.patientunitstayid IN (SELECT patient.patientunitstayid FROM patient WHERE patient.patienthealthsystemstayid IN (SELECT patient.patienthealthsystemstayid FROM patient WHERE patient.uniquepid = '006-100609')) AND lab.labname = 'paco2' AND lab.labresulttime = '2104-04-28 09:15:00') > (SELECT lab.labresult FROM lab WHERE lab.patientunitstayid IN (SELECT patient.patientunitstayid FROM patient WHERE patient.patienthealthsystemstayid IN (SELECT patient.patienthealthsystemstayid FROM patient WHERE patient.uniquepid = '006-100609')) AND lab.labname = 'paco2' AND lab.labresulttime = '2104-04-26 23:21:00')