2) Tetrachloromertensene:
3) (3R)- and (3S)-Cyclocymopol monomethyl ether: show agonistic or
antagonistic effects on the human progesterone receptor, depending on which
enantiomer is used
4) Dactylyne: an inhibitor of pentobarbital metabolism
5) (3E)-Laureatin:
6) Kumepaloxane: a fish antifeedant synthesized by the Guam bubble snail
Haminoea cymbalum, presumably as a defense mechanism for the snail.
7) Brevetoxin B: associated with deadly “red tides”.
8) Eleutherobin: a promising anticancer agent.
Br
Cl Cl
Cl
Br
Cl Cl
Cl
Cl
Br
OCH 3
OH
Br
3
Halomon Tetrachloromertensene Cyclocymopol monomethyl ether
O
Br
Br Cl
O
Br O
Br
Dactylyne (3E)-Laureatin
O
O
O
O
O
O
O
O
O
O
O
HO O
H
H
H
H
O H H
H
H H
H
H
H
H H H
Brevetoxin B