- (S)-3-((R)-1-(2,2,4,4-tetramethylthietan-3-ylcarbamoyl)ethylcarbamoyl)-3-aminopropanoic acid,≥95%, 100mg
- (S)-3-((R)-1-(2,2,4,4-tetramethylthietan-3-ylcarbamoyl)ethylcarbamoyl)-3-aminopropanoic acid,≥95%, 1g
- (S)-3-((R)-1-(2,2,4,4-tetramethylthietan-3-ylcarbamoyl)ethylcarbamoyl)-3-aminopropanoic acid,≥95%, 500mg