You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (3S,7R)-5-[(2-hydroxyphenyl)methyl]-8-methyl-2-oxa-5,8,14-triazatricyclo[8.4.0.03,7]tetradeca-1(10),11,13-trien-9-one .
user
C18H19N3O3
assistant