You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (1S,2S,5R,8R,11S,12R,18S)-7-diethoxyphosphoryl-18-ethyl-10-hydroxy-5-(2-hydroxyacetyl)-1,12-dimethyl-6-oxapentacyclo[9.8.0.02,8.05,8.012,17]nonadeca-13,16-dien-15-one ?
user
C28H41O8P
assistant