You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (7S,9aS)-7-[(4-chlorophenyl)methyl]-1,3,4,7,8,9a-hexahydropyrazino[2,1-c][1,4]oxazine-6,9-dione;methyl (3S)-4-[2-amino-3-(4-chlorophenyl)propanoyl]morpholine-3-carboxylate;hydrochloride into molecular formula.
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C29H35Cl3N4O7
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