Showing structure for (1e,3e,18z)-11-ethyl-2,20,24,27-tetrahydroxy-10-methyl-21,26-diazapentacyclo[23.2.1.0⁵,¹⁶.0⁸,¹⁵.0⁹,¹³]octacosa-1,3,18,20,26-pentaene-7,28-dione