5,6,7,7A-Tetrahydrothieno[3,2-C]pyridin-2(4H)-one hydrochloride (1:1)115473-15-9100 % similar 5-Trityl-5,6,7,7a-tetrahydrothieno[3,2-c]pyridin-2(4H)-one109904-26-935 % similar 4-Piperidinecarboxylic acid, hydrochloride (1:1)5984-56-533 % similar 3-Pyrrolidinone, hydrochloride (1:1)3760-52-932 % similar Methyl isonipecotate hydrochloride7462-86-430 % similar