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 4-[4-(2,4,5-triazatetracyclo[7.3.1.17,11.02,6]tetradeca-3,5-dien-3-yl)-1,3-thiazol-2-yl]morpholine using the IUPAC nomenclature.
user
C18H23N5OS
assistant