Not Less Than - 95%
Isobutylglutarmonoamide (R-Isomer); (3R)-3-(2-Amino-2-oxoethyl)-5-methylhexanoic Acid; (R)-3-(2-Amino-2-oxoethyl)-5-methylhexanoic Acid; (R)-(-)-3-(Carbamoylmethyl)-5-methylhexanoic Acid