<<" -e : [FLAG] use this flag to create eta-phi radiation-interaction length 1D profile histograms (caveat: the process might run out of memory!)\n"
<<" -d : [FLAG] use this flag to create xy-rz radiation-interaction length 2D profile histograms for 'detectors' (caveat: the process might run out of memory!)\n"
<<" -a : [FLAG] use this flag to create xy-rz radiation-interaction length 2D profile histograms for 'materials' (caveat: the process might run out of memory!)\n"
// <<" -d : [FLAG] use this flag to create xy-rz radiation-interaction length 2D profile histograms for 'detectors' (caveat: the process might run out of memory!)\n"
// <<" -a : [FLAG] use this flag to create xy-rz radiation-interaction length 2D profile histograms for 'materials' (caveat: the process might run out of memory!)\n"
<<" -l : [FLAG] use this flag to create xy-rz radiation-interaction length 2D profile histograms for 'elements' (caveat: the process might run out of memory!)\n"