DepsipeptidesGrenadaPeptides, CyclicPoriferaMolecular StructureCyanobacteriaNuclear Magnetic Resonance, BiomolecularDrug Screening Assays, AntitumorMagnetic Resonance SpectroscopyApoptosisApoptosis Regulatory ProteinsCaspasesCaspase 3Inhibitor of Apoptosis ProteinsProto-Oncogene Proteins c-bcl-2DNA Fragmentation