Trimer impurity of Pazopanib

Chemical Name: N2,N2'-(((4-((4-((2,3-dimethyl-2H-indazol-6-yl)(methyl)amino)pyrimidin-2-yl)amino)phenyl)methylene)bis(4-methyl-3,1-phenylene))bis(N4-(2,3-dimethyl-2H-indazol-6-yl)-N4-methylpyrimidine-2,4-diamine)

Smile: CN1C(C)=C2C(C=C(N(C3=NC(NC4=CC(C(C5=CC(NC6=NC=CC(N(C7=CC8=NN(C)C(C)=C8C=C7)C)=N6)=CC=C5C)C9=CC=C(NC%10=NC=CC(N(C%11=CC%12=NN(C)C(C)=C%12C=C%11)C)=N%10)C=C9)=C(C)C=C4)=NC=C3)C)C=C2)=N1