You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[13-[3-methyl-4-[[(1R)-1-phenylethoxy]carbonylamino]-1,2-oxazol-5-yl]-5-tricyclo[9.4.0.02,7]pentadeca-1(11),2(7),3,5,12,14-hexaenyl]acetic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H28N2O5
assistant