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    WITH CTESAL AS (SELECT S.NAME AS NAME,P.SALARY AS MySAL,F.FRIEND_ID,PA.SALARY AS FRSAL FROM STUDENTS S JOIN PACKAGES P ON S.ID = P.ID JOIN FRIENDS F ON F.ID= S.ID JOIN PACKAGES PA ON F.FRIEND_ID = PA.ID WHERE P.SALARY < PA.SALARY ORDER BY PA.SALARY ASC) SELECT NAME FROM CTESAL