You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named methyl (3R,7S)-3-pentyl-7-prop-2-enyl-1-sulfanylidene-3,5,6,7-tetrahydro-2H-pyrrolo[1,2-c]pyrimidine-4-carboxylate;methyl (3S,7R)-3-pentyl-7-prop-2-enyl-1-sulfanylidene-3,5,6,7-tetrahydro-2H-pyrrolo[1,2-c]pyrimidine-4-carboxylate by IUPAC nomenclature, provide its molecular formula.
user
C68H104N8O8S4
assistant