5,10-Dihydro-2-methyl-4H-thieno[2,3-β][1,5]benzodiazepin-4-one (Olanzapine Impurity);LY 301664;Olanzapine Impurity;5,10-Dihydro-2-methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one(Olanzapine Impurity);Olanzapine Related CoMpound B;Olanzapine Related Compound B (25 mg) (2-methyl-10H-thieno-[2,3-b][1,5]benzodiazepin-4[5H]-one);5,10-Dihydro-2-Methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one