Showing structure for methyl (1r,10r,44r,45r)-25-methoxy-4,13-dioxa-17,27,30,40-tetraazatridecacyclo[28.13.1.1¹⁰,¹⁷.0¹,⁵.0⁶,²⁹.0⁸,²⁸.0¹⁰,¹⁴.0²⁰,²⁸.0²¹,²⁶.0³³,⁴¹.0³³,⁴⁴.0³⁴,³⁹.0²⁰,⁴⁵]pentatetraconta-21,23,25,34,36,38,41-heptaene-42-carboxylate