IUPAC:(8S)-N-[(1S)-1-cyano-2-[(3S)-2-oxopyrrolidin-3-yl]ethyl]-7-[(2S)-3,3-dimethyl-2-(2,2,2-trifluoroacetamido)butanoyl]-1,4-dithia-7-azaspiro[4.4]nonane-8-carboxamide
IUPAC:(8S)-N-[(1S)-1-cyano-2-[(3S)-2-oxopyrrolidin-3-yl]ethyl]-7-[(2S)-3,3-dimethyl-2-(2,2,2-trifluoroacetamido)butanoyl]-1,4-dithia-7-azaspiro[4.4]nonane-8-carboxamide