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 2-[[ethyl-[5-[ethyl-[(3-methyl-4-oxopyran-2-yl)methyl]amino]pentyl]amino]methyl]-3-methylpyran-4-one;yttrium .
user
C23H32N2O4Y-2
assistant