With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Queen Latifah has sold more than three records.
text_B: The molecular formula C4H11NO -LRB- molar mass  : 89.14 g / mol -RRB- may refer to  :. molecular formula. molecular formula. Aminomethyl propanol. Aminomethyl propanol. Aminomethyl propanol. Diethylhydroxylamine. Diethylhydroxylamine. Diethylhydroxylamine. Dimethylethanolamine. Dimethylethanolamine. Dimethylethanolamine
not_related.