4.
Name: diethyl (5Z)-5-[(2-carbamoylhydrazinyl)methylidene]-3-methyl-pyrrole-2,4-dicarboxylate
CAS: 5427-17-8



6.
Name: 2H-Chryseno[2,1-c]pyran,eicosahydro-1,2,4a,- 6a,6b,9,9,12a-octamethyl-,(1R,2S,4aR,6aR,- 6bR,8aS,12aS,12bR,14aR,14bR)-
CAS: 59368-26-2



7.
Name: ethyl 5-chloro-7-methyl-9-thia-2,4-diazabicyclo[4.3.0]nona-2,4,7,10-tetraene-8-carboxylate
CAS: 101667-98-5


