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