You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule 1-[[(2S,4S)-2-(2,4-dichlorophenyl)-4-[(3,4,5-trichlorophenoxy)methyl]-1,3-dioxolan-2-yl]methyl]imidazole;nitric acid ?
user
C20H16Cl5N3O6
assistant