text: import FWCore.ParameterSet.Config as cms
  
  from Configuration.Eras.Era_Phase2C11I13_cff import Phase2C11I13
  from Configuration.Eras.Modifier_phase2_3DPixels_cff import phase2_3DPixels
  from Configuration.Eras.Modifier_phase2_GE0_cff import phase2_GE0
  
  Phase2C11I13T25M9 = cms.ModifierChain(Phase2C11I13, phase2_3DPixels, phase2_GE0)
  