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 [(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-2-[[[[(3R)-4-[[3-[2-[(E,4R)-4-[(8S,9S,10R,13R,14S,17R)-10,13-dimethyl-3-oxo-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-17-yl]pent-2-enoyl]sulfanylethylamino]-3-oxopropyl]amino]-3-hydroxy-2,2-dimethyl-4-oxobutoxy]-oxidophosphoryl]oxy-oxidophosphoryl]oxymethyl]-4-hydroxyoxolan-3-yl] phosphate .
user
C45H64N7O18P3S-4
assistant