Showing structure for methyl (7e,9z,11r,12r,13s,14r,15r,16r,17s,18r,19s,20e)-2-(acetyloxy)-6,12,14,16,18,19,31-heptahydroxy-3,7,11,13,17,19,21,27-octamethyl-28-oxo-23,25-dioxa-5-azatetracyclo[20.7.1.1⁴,²⁹.0²⁶,³⁰]hentriaconta-1,3,5,7,9,20,22(30),26,29(31)-nonaene-15-carboxylate