英文名称: | 4-piperidinecarboxylic acid, 4-((1-oxopropyl)phenylamino)-1-(2-(2-thienyl)ethyl | methyl 4-(n-(1-oxopropyl)-n-phenylamino)-1-(2-(2-thienyl)ethyl)-4-piperidinec | ar boxylate | r 31826 | thiofentanil | 4-((1-oxopropyl)phenylamino)-1-(2-(2-thienyl)ethyl)-4-piperidinecarboxylic aci methyl ester |
|