You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(2-methyl-1,3-benzothiazol-5-yl)-6,7-dihydro-5H-pyrazolo[5,1-b][1,3]oxazine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H14N4O2S
assistant