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-(methoxymethyl)-N-[1-(4-methoxyphenyl)-2-morpholin-4-ylethyl]-5-phenylthieno[2,3-d]pyrimidin-4-amine .
user
C27H30N4O3S
assistant