3.



4.
Name: Spiro[2H-1-benzopyran-2,2'-bicyclo[3.1.1]- heptane]-6-carboxaldehyde,3,4-dihydro-5,7- dihydroxy-6',6'-dimethyl-8-(3-methyl-1- oxobutyl)-,(1'R,2'R,5'S)-
CAS: 163564-61-2



5.
Name: Pyrimidine, 2-[4-[bis(2-chloroethyl)amino]-o-tolyl]hexahydro-1, 3-bis(o-methoxybenzyl)-
CAS: 916-32-5



6.
Name: 19-Norlanosta-5,23-diene-11,22-dione,25- (acetyloxy)-2,3,16,20-tetrahydroxy-9-methyl-,(2R,3R,9â,10R,16R,23E)-
CAS: 51868-64-5


