What is the molecular formula of the compound with this IUPAC name 2-(1,3-dioxoisoindol-2-yl)ethyl N-(2,5-dichlorophenyl)-1-[[N-(2,5-dichlorophenyl)-C-[2-(1,3-dioxoisoindol-2-yl)ethoxy]carbonimidoyl]disulfanyl]methanimidate ?