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-(4-hydroxyphenyl)-N-[2-[4-(5-methyl-1H-1,2,4-triazol-3-yl)anilino]-2-oxoethyl]acetamide .
user
C19H19N5O3
assistant