CAS No 96922-80-4 , 4-O-[4-[[3-[2-[2-[3-[[3,3-dimethyl-2,
4-bis[[4-oxo-4-(pyridin-3-ylmethoxy)butanoyl]oxy]butanoyl]amino]
propanoylamino]ethyldisulfanyl]ethylamino]-3-oxopropyl]amino]-2,
2-dimethyl-4-oxo-3-[4-oxo-4-(pyridin-3-ylmethoxy)butanoyl]oxybutyl]
1-O-(pyridin-3-ylmethyl) butanedioate