,,&,&&,&&,                                          ,,&&&,&,&,
,&&&,&&,&,                                          ,&,,&&&&&,
&,,&&,&&&&                                          &&,&,,,,&,
&,&,&&,,,,                                          ,&&&,,,&&&
&&&&,&,,,&                                          &,,&,,&,,,
,,,&&&,,&&          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 &,,&,,&,,,
&,,,,&&,,,                                          &,&&,&&,,,
&,,,&,&,,&                                          &&,&&,&,,&
&,,&&&&,&,                                          ,&&,&&&,&,
&,&,,,&&&&                                          &,&&,,&&&&
&&&,,&,,,,                                          &&,&,&,,,,
,,&,&&,,,,                                          ,&&&&&,,,&