You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1S,4S,6S,7Z,14R,18S)-18-[5-(2-bromophenyl)tetrazol-2-yl]-14-[(2-methylpropan-2-yl)oxycarbonylamino]-2,15-dioxo-3,16-diazatricyclo[14.3.0.04,6]nonadec-7-ene-4-carboxylic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H38BrN7O6
assistant