With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Alfred Hitchcock has colour films.
text_B: In chemistry , a fatty amine is any amine attached to a hydrocarbon chain of eight or more carbon atoms in length .. chemistry. chemistry. amine. amine. hydrocarbon. hydrocarbon. These compounds are classified as oleochemicals .. More commonly fatty amines are derived from C12-C18 hydrocarbons , which in turn are derived from the more abundant fatty acids .. They are often mixtures .. Commercially important members include coco amine , oleylamine , tallow amine , and soya amine .. amine. amine. oleylamine. oleylamine. Some applications of these compounds are in fabric softeners , froth flotation agents -LRB- purification of ores -RRB- , and corrosion inhibitors .. froth flotation. froth flotation. They are the basis for a variety of cosmetic formulations .
not_related.