Showing structure for 17-{[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-18,23-dioxa-3,13-diazahexacyclo[13.7.1.0¹,¹³.0²,¹⁰.0⁴,⁹.0¹⁶,²¹]tricosa-2(10),4,6,8,19-pentaene-20-carboxylic acid