Showing structure for (5r)-5-[(1s,3s,4s,5r,8s,9s,13r)-9-butyl-4-methyl-2,14-dioxa-10-azapentacyclo[6.5.1.0¹,⁵.0⁶,¹⁰.0⁹,¹³]tetradecan-3-yl]-4-methoxy-3-methyl-5h-furan-2-one