You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please identify the SMILES representation of the molecule named N'-[[2-(1,1-difluorobutyl)-4-[[5-(2-imidazo[1,2-b]pyridazin-3-ylethynyl)-6-methylpyridin-3-yl]methylamino]phenyl]methyl]-N,N,N'-trimethylethane-1,2-diamine .
user
CCCC(F)(F)C1=CC(NCC2=CN=C(C)C(C#CC3=CN=C4C=CC=NN34)=C2)=CC=C1CN(C)CCN(C)C
assistant