You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 1-[(3-benzyl-2-benzylsulfonylimidazol-4-yl)methyl]-3-(4-fluorophenyl)-1-[[(2S)-oxolan-2-yl]methyl]thiourea .
user
C30H31FN4O3S2
assistant