CAS NO: 297175-66-7|Chemical Formula: C31H40N6O9S2|(2R,4S)-2-(1-(2-amino-2-(4-hydroxyphenyl)acetamido)-2-((2-((((2R,4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)methyl)amino)-1-(4-hydroxyphenyl)-2-oxoethyl)amino)-2-oxoethyl)-5,5-dimethylthiazolidine-4-carboxylic acid