Showing structure for (15e,17z,19z,21z,23e)-25-{[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy}-1,3,4,9,29-pentahydroxy-7,11-dioxo-13-(sec-butyl)-12,31-dioxabicyclo[25.3.1]hentriaconta-15,17,19,21,23-pentaene-28-carboxylic acid