1-((4-Butoxy-3-methoxyphenyl)methoy)dihydro-2-thioxo-4,6(1H,5H)-pyrimidinedione 4,6(1H,5H)-Pyrimidinedione, 1-((4-butoxy-3-methoxyphenyl)methoy)dihydro-2-thioxo- 57737-66-3