The molecule is a polyketide macrolactam containing a tetramic acid (pyrrolidine-2,4-dione) ring system. It is isolated from Streptomyces as an antibiotic with antiprotozoal and cytotoxic activities. It has a role as an antimicrobial agent, an antiprotozoal drug, an antineoplastic agent, an apoptosis inducer and a bacterial metabolite. It is a lactam, an azamacrocycle, an enone, a polyketide and an organic heteropentacyclic compound.
(1Z,3E,5S,7R,8R,10R,11R,12S,15R,16S,18Z,25S)-11-ethyl-2-hydroxy-10-methyl-21,26-diazapentacyclo[23.2.1.05,16.07,15.08,12]octacosa-1,3,13,18-tetraene-20,27,28-trione