N-[2-[2-[2-[(1S,2R,3R,4R,5R,6R)-2-acetamido-6-hydroperoxy-3,4,5-trihydroxy-cyclohexoxy]ethoxy]ethoxy]ethyl]-3-[3-[3-[2-[2-[2-[(1S,2R,3R,4R,5R,6R)-2-acetamido-6-hydroperoxy-3,4,5-trihydroxy-cyclohexoxy]ethoxy]ethoxy]ethylamino]-3-oxo-propoxy]-2-[[3-[2-[2-[2-[(1S,2R,3R,4R,5R,6R)-2-acetamido-6-hydroperoxy-3,4,5-trihydroxy-cyclohexoxy]ethoxy]ethoxy]ethylamino]-3-oxo-propoxy]methyl]-2-[[2-[[2-[2-[2-[2-(2,4-dinitroanilino)ethoxy]ethoxy]ethoxy]acetyl]amino]acetyl]amino]propoxy]propanamide