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system
Please write the molecular formula of the molecule 6'-[2-(2-hydroxyethoxy)phenyl]-N-(4-morpholin-4-ylphenyl)-1',2-dioxo-3',4'-diphenylspiro[1H-indole-3,7'-4,6,8,8a-tetrahydro-3H-pyrrolo[2,1-c][1,4]oxazine]-8'-carboxamide .
user
C45H42N4O7
assistant