*Diana Gorlova1,2, Ivan Tsymbalov1,2, Andrei Savel'ev1, Ilya Mordvincev1,2, Sergei Shulyapov1, Akim Zavorotniy1, Konstantin Ivanov1, Alexandr Lapik2, Vladimir Nedorezov2, Andrei Turinge2, Arthur Rusakov2
(1. Lomonosov Moscow State University, 2. Institute for Nuclear Research of the Russian Academy of Sciences)