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-imidazol-1-yl-N-[(1S)-1,2,3,4-tetrahydronaphthalen-1-yl]pyrido[3,2-d]pyrimidin-4-amine .
user
C20H18N6
assistant