1.
Name: [1,6]Dioxacyclododecino[2,3,4-gh]pyrrolizine-2,7- dione,3-ethylidene-3,6,9,9a,10,11,13,14,14a,- 14b-decahydro-5-methyl-6-methylene-,(3Z,- 9aS,14aR,14bR)-
CAS: 570-18-3



4.
Name: 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2- carboxylic acid,7-[[(2R)-aminophenylacetyl]- amino]-3-[(1Z)-3-chloro-1-propenyl]-8- oxo-,monosodium salt,(6R,7R)-
CAS: 92677-31-1



9.


