Antiproliferative effects of cembranoid derivatives obtained from Red Sea soft coral Sarcophyton glaucum on human colorectal cancer cell lines

Abstract A new source for 2S*,11S*,12R*-isosarcophytoxide (1), along with six known metabolites; 7R,8S-dihydroxydeepoxy-ent-sarcophine (2), sarcophytolol (3), sarcotrocheliol acetate (4), ent-sarcophine (5),