( III )

CSCC[C@H](NC(=O)[C@@H](N)CCSC)C(=O)O
Reaction #595305
methionyl-methionine
DOI: 10.6084/m9.figshare.5104873.v1uspto-grants-2015_08
CSCC[C@H](NC(=O)[C@@H](N)CCSC)C(=O)O
Reaction #955943
methionyl-methionine
DOI: 10.6084/m9.figshare.5104873.v1uspto-grants-2015_03
CSCC[C@H](NC(=O)[C@@H](N)CCSC)C(=O)O
Reaction #1609938
methionyl-methionine
DOI: 10.6084/m9.figshare.5104873.v1uspto-grants-2015_07