.......::^                                          ^::.......
......::^%                                          %^::......
.....::^%@                                          @%^::.....
....::^%@@                                          @@%^::....
...::^%@@#                                          #@@%^::...
..::^%@@##          a drug ring might exist         ##@@%^::..
.::^%@@###           inside most drugs or           ###@@%^::.
..::^%@@##              at least a few              ##@@%^::..
...::^%@@#                                          #@@%^::...
....::^%@@          ##########                      @@%^::....
.....::^%@         #          #                     @%^::.....
......::^%        #  @@@@@@@@  #    six edges       %^::......
.......::^       #              #   means six       ^::.......
........::      #  @          @  #  vertices,       ::........
.......::^       #  @        @  #   each holding    ^::.......
......::^%        #  @      @  #    a carbon        %^::......
.....::^%@         #          #                     @%^::.....
....::^%@@          ##########                      @@%^::....
...::^%@@#                                          #@@%^::...
..::^%@@##                          #####           ##@@%^::..
.::^%@@###    there is a five      # @@@ #          ###@@%^::.
..::^%@@##    edged one as well   #    @  #         ##@@%^::..
...::^%@@#    but they are more    ## @ ##          #@@%^::...
....::^%@@    powerful if stuck      ###            @@%^::....
.....::^%@    together                              @%^::.....
......::^%               and a nitrogen is added    %^::......
.......::^          ##                              ^::.......
........::        ##  ##                            ::........
.......::^      ##  @@  ##      # n                 ^::.......
......::^%    ##  @@      ## ###   #                %^::......
.....::^%@   #  @@          #       #               @%^::.....
....::^%@@   #            @ #        #  it looks    @@%^::....
...::^%@@#   #            @ #      @  # like a      #@@%^::...
..::^%@@##   #            @ #     @  #  mandelbrot  ##@@%^::..
.::^%@@###   #  @@          #    @  #               ###@@%^::.
..::^%@@##    ##  @@      ## ###   #                ##@@%^::..
...::^%@@#      ##  @@  ##      ###                 #@@%^::...
....::^%@@        ##  ##                            @@%^::....
.....::^%@          ##                              @%^::.....
......::^%                                          %^::......
.......::^ these  are  mostly  found in nature  but ^::.......
........:: not  always. people have learned  how to ::........
.......::^               make them...               ^::.......
......::^% like  a  hack  for  the  nervous  system %^::......
.....::^%@                                          @%^::.....
....::^%@@                                          @@%^::....
...::^%@@#                                          #@@%^::...
..::^%@@##                                          ##@@%^::..
.::^%@@###                                          ###@@%^::.
..::^%@@##                                          ##@@%^::..