The present invention provides compounds of Formula I:
wherein A is selected from the group consisting of;
R1 is H or F;
R2 is H, —CH2OH, C1-C3 alkyl,
R3 is H, F, or CN;
R4 is H, F; or CN; and
R5 is H, —CH3, or —OCH3;
or a pharmaceutically acceptable salt thereof.