You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 8-(1,1-dihydroxythian-4-yl)-3-methyl-4-[7-(trifluoromethyl)-3,4-dihydro-1H-isoquinoline-2-carbonyl]-1-oxa-8-azaspiro[4.5]dec-3-en-2-one .
user
C25H31F3N2O5S
assistant