alltune_split,legacy_substrate_code,n,config_key_fed_to_model train,Posi,236,fibroblasts_PDMS train,kpan0,16,PDMS_1kPa_3um train,kpan1,28,PDMS_10kPa_3um val,Posi,46,fibroblasts_PDMS val,kpan0,15,PDMS_1kPa_3um val,kpan1,20,PDMS_10kPa_3um