You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as (3S,8R)-16-ethyl-9-(1H-imidazole-5-carbonyl)-2-oxa-9,16-diazatricyclo[16.4.0.03,8]docosa-1(22),18,20-trien-17-one using the IUPAC nomenclature.
user
C25H34N4O3
assistant