10,12-Dimethyl-tetradecanoic acid [3-(2-carbamoyl-1-hydroxy-ethyl)-6-[1,2-dihydroxy-2-(4-hydroxy-phenyl)-ethyl]-11,25-dihydroxy-15-(1-hydroxy-ethyl)-2,5,8,14,17,23-hexaoxo-1,4,7,13,16,22-hexaaza-tricyclo[22.3.0.0~9,13~]heptacos-18-yl]-amide AIDS-027827 AIDS027827 Pneumocandin B2