Here's what rhymes with indoleglycerol.
                        
                        
                    
                                glycerol  whole  role  soul  coal  goal  hole  pole  roll  sole  bowl  fol  mole  poll  stole  toll  parole  knoll  shoal  dole  foal  bole  boll  thole  vole  kohl  tole  dolour  skoal  scroll  stroll  casserole  droll  extol  cajole  troll  unroll  prole  extoll  rissole  innersole  patrol  enroll  systole  vacuole  petiole  bedroll  condole  oriole  maypole  control  arteriole  pigeonhole  camisole  cubbyhole  profiterole  buttonhole  beanpole  quadrupole  decontrol