You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R,5R)-2-[4-[[(3S,3'R,3'aS,6'S,6aS,6bS,7'aR,9R,11aS,11bR)-3-hydroxy-3',6',10,11b-tetramethylspiro[2,3,4,6,6a,6b,7,8,11,11a-decahydro-1H-benzo[a]fluorene-9,2'-3,3a,5,6,7,7a-hexahydrofuro[3,2-b]pyridine]-4'-yl]methyl]triazol-1-yl]oxane-3,4,5-triol is the IUPAC name of a molecule. Please give its molecular formula.
user
C35H52N4O6
assistant