old_contents: import './mc-project-experiments.component';
  import './mc-project-experiments-table.component';
  import './experiment/move-step.service';
  import './experiment/mc-experiment.component';
  import './experiment/components/mc-experiment-details.component';
  import './experiment/components/mc-experiment-outline.component';
  import './experiment/current-step.service';
  
new_contents: import './mc-project-experiments.component';
  import './mc-project-experiments-table.component';
  import './experiment/move-step.service';
  import './experiment/mc-experiment.component';
  import './experiment/components/mc-experiment-details.component';
  import './experiment/components/mc-experiment-outline.component';
  import './services/experiments-service.service';
  import './experiment/current-step.service';
  
subject: Add the experiments service.