command       = file_gen_gromacstop 
toppath       = bpyr_bf4_normal.top
charge_path   = BPYR_anion_Charge_Combine_1.txt
symmetry_list = [[1,9],[2,10],[3, 7],[4,8],[13,14],[ 16,17,19,20],[22 ,23,24],[15,18],5,6,11,12,21]
reschoose     = 
fname         = GenGromacsTopfile
gennm         = 2                # default is None
in_keyword    = PAIR          
cut_keyword   =                  # default is MAE

