Helvolic acid

Description: Helvolic acid, an antibiotic derived from Xylaria sp., exhibits effectiveness against Gram-positive bacteria. Target: Others. Smiles: C[C@@]12[C@]3(C)[C@](/C(=C(\CCC=C(C)C)/C(O)=O)/[C@@H](OC(C)=O)C3)(CC[C@]1([C@]4(C)[C@@]([C@H](OC(C)=O)C2=O)([C@H](C)C(=O)C=C4)[H])[H])[H]. References: Ratnaweera PB, et al. Helvolic acid, an antibacterial nortriterpenoid from a fungal endophyte, Xylaria sp. of orchid Anoectochilus setaceus endemic to Sri Lanka. Mycology. 2014 Mar,5(1):23-28. Epub 2014 Mar 25.