You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[(2E,3Z)-3-[3-(4-benzylpiperidin-1-yl)-3-oxopropylidene]-2-but-3-ynylidenepyrrol-1-yl]-3-piperazin-1-ylpropan-1-one ?
user
C30H38N4O2
assistant