(R)-2,2-Dimethyl-3-(3-oxohexahydroimidazo[1,5-a]pyrazin-2(3H)-yl)propanoic acid compound with 2,2,2-trifluoroacetic acid (1:1) 1g

(R)-2,2-Dimethyl-3-(3-oxohexahydroimidazo[1,5-a]pyrazin-2(3H)-yl)propanoic acid compound with 2,2,2-trifluoroacetic acid (1:1) 1g