10,42-dichloro-13,20,39,46,46-pentahydroxy-38-(4-methylpentanoylamino)-15,34,37-trioxo-35-[2-oxo-2-[(4-propoxyphenyl)sulfonylamino]ethyl]-17-N-(2-tricyclo[3.3.1.03,7]nonanyl)-49-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2,8-dioxa-16,30,33,36-tetrazaoctacyclo[38.2.2.29,12.13,7.122,25.124,28.05,32.018,23]nonatetraconta-1(42),3,5,7(49),9,11,18(23),19,21,24,26,28(45),40,43,47-pentadecaene-17,29-dicarboxamide