You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 6-amino-N-[(E)-3-(3-nitrophenyl)prop-2-enoxy]-6,7,8,9-tetrahydro-5H-carbazole-3-carboxamide;oxalic acid ?
user
C24H24N4O8
assistant