Terpenes Terpenes U 0200 Secondary Metabolites from the Cnidarian Cavernularia sp.: Structures of the New Briaranes Cavernulin A and B. -(PATRA*, A.; MAJUMDAR, A.; MANDAL, K. K.; GHOSH, A.; BANERJEE, D.; HALDAR, B. P.; J. Indian Chem. Soc. 78 (2001) 10-12, 619-626; Dep. Chem., Univ. Coll. Sci., Calcutta 700 009, India; Eng.) -M. Kowall