Which team that didn't play in playoffs had the most total rebounds in the year 1997?
didn't play in playoffs refers to PostGP = 0; in the year 1997 refers to year = 1997; the most total rebounds refers to max(o_tmRebound)
SELECT T2.tmID FROM players_teams AS T1 INNER JOIN teams AS T2 ON T1.tmID = T2.tmID AND T1.year = T2.year WHERE T1.PostGP = 0 AND T1.year = 1997 ORDER BY T1.rebounds DESC LIMIT 1