what was the name of the drug that patient 10431 was prescribed within 2 days after getting diagnosed with chro kidney dis stage ii until 12/2103?
select t2.drug from ( select admissions.subject_id, diagnoses_icd.charttime from diagnoses_icd join admissions on diagnoses_icd.hadm_id = admissions.hadm_id where admissions.subject_id = 10431 and diagnoses_icd.icd9_code = ( select d_icd_diagnoses.icd9_code from d_icd_diagnoses where d_icd_diagnoses.short_title = 'chro kidney dis stage ii' ) and strftime('%y-%m',diagnoses_icd.charttime) <= '2103-12' ) as t1 join ( select admissions.subject_id, prescriptions.drug, prescriptions.startdate from prescriptions join admissions on prescriptions.hadm_id = admissions.hadm_id where admissions.subject_id = 10431 and strftime('%y-%m',prescriptions.startdate) <= '2103-12' ) as t2 on t1.subject_id = t2.subject_id where t1.charttime < t2.startdate and datetime(t2.startdate) between datetime(t1.charttime) and datetime(t1.charttime,'+2 day')