156343-56-5

Formamide,N-[(1E,4R,5R,9S,10S,11S)-4,10-dimethoxy-5,9-dimethyl-6-oxo-11-[(3S,5E,7E,11S,12S,13E,15R,17S,18S,19E,21S,23S,24R,25R)-3,15,17,21,23-pentamethoxy-5,12,18,24-tetramethyl-9,27-dioxo-10,26-dioxabicyclo[23.3.1]nonacosa-5,7,13,19,28-pentaen-11-yl]-1-d