You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(6-aminopurin-9-yl)-6-(hydroxymethyl)-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxole-2-thione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C11H11N5O4S
assistant