6-(Naphthalenyl)-2-(3,4,5-trimethoxyphenyl)imidazo(2,1-b)-1,3,4-thiadiazole 91924-65-1 Imidazo(2,1-b)-1,3,4-thiadiazole, 6-(naphthalenyl)-2-(3,4,5-trimethoxyphenyl)-