13242-16-5 4-Imidazolidinone, 5-((3-ethylnaphth(2,1-d)oxazol-2(3H)-ylidene)ethylidene)-3-heptyl-1-phenyl-2-thioxo- 5-((3-Ethylnaphth(2,1-d)oxazol-2(3H)-ylidene)ethylidene)-3-heptyl-1-phenyl-2-thioxoimidazolidin-4-one EINECS 236-219-5