Try to run MC to test old soft wit ner root for request 31
the file 'runMC.C' from mpdforum for request 31 (the last one).
the file 'runReco.C' from mpdforum also
https://mpdforum.jinr.ru/t/request-31-femtoscopy-purpose-50-m-urqmd-bibi-9-2-with-freeze-out-second-collaboration-paper/494