| abstract |
The present invention relates to deuterated and optionally detectably labeled compounds of formula (I) and formula (V): n n n n n n n n n n and salts thereof, wherein R 1 , R 2 , A, and X 10 -X 19 have any of the values defined in the specification. Also included are pharmaceutical compositions comprising such compounds and salts, and methods of using such compounds and salts as imaging agents. |