Showing structure for (1r,13r,16r,18s)-18-methoxy-15-methyl-5,7,12-trioxa-15-azapentacyclo[11.7.0.0¹,¹⁶.0²,¹⁰.0⁴,⁸]icosa-2,4(8),9,19-tetraen-13-ol