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 [(3R,3aR,6R,6aR)-3-(3-methylbutylamino)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-6-yl] N-(4-phenoxyphenyl)carbamate .
user
C24H30N2O5
assistant