You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
40,41-dimethoxy-3,6,9,12,15-pentaoxahexacyclo[15.15.7.123,27.134,38.02,29.016,21]hentetraconta-1,16,18,20,23(41),24,26,29,31,34,36,38(40)-dodecaene-19,25,31,36-tetracarbaldehyde;[40,41-dimethoxy-36-(sulfanylmethyl)-3,6,9,12,15-pentaoxahexacyclo[15.15.7.123,27.134,38.02,29.016,21]hentetraconta-1(32),2(29),16(21),17,19,23(41),24,26,30,34,36,38(40)-dodecaen-25-yl]methanethiol is the IUPAC name of a molecule. Please give its molecular formula.
user
C82H88O18S2
assistant