3.
Name: 2-Pentenoic acid,5-[(3S,3aS,6R,6aS)- hexahydro-3,6-dimethyl-2-oxo-2H-cyclopenta[ b]furan-6-yl]-4-methyl-5-oxo-,(2E)-
CAS: 135650-44-1



7.
Name: (E)-3-[(1R,3S)-3-methoxycarbonyl-2,2-dimethyl-cyclopropyl]-2-methyl-prop-2-enoic acid
CAS: 93132-76-4


