Update on the preselection var
For nanoAOD v12 and above (V13, ...), "trkSumPtHollowConeDR03" is stored, so no need to use the replacement "pfChargedIsoPFPV" any more.
For nanoAOD v12 and above (V13, ...), "trkSumPtHollowConeDR03" is stored, so no need to use the replacement "pfChargedIsoPFPV" any more.