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 (1R,4R,8S)-4-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3,10-dioxo-11-oxa-6-thia-2-azatricyclo[6.3.0.02,5]undecane-1-carboxylic acid .
user
C15H15N5O7S2
assistant