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Letrozole-d4 CAS No. 1133712-96-5 C17H7D4N5 M.W. 289.33 L-161
 | Carbinol Metabolite of Letrozole CAS No. 134521-16-7 C15H10N2O M.W. 234.26 L-162
 | Letrozole CAS No. 112809-51-5 C17H11N5 M.W. 285.31 L-163
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Letrozole Related Compound A CAS No. 112809-52-6 C17H11N5 M.W. 285.31 L-164
 | Letrozole Impurity C CAS No. 112809-25-3 C10H8N4 M.W. 184.20 L-166
 | Letrozole Impurity 1 CAS No. 143030-54-0 C16H11BrN4 M.W. 339.20 L-167
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Letrozole Diacid C17H15N3O4 M.W. 325.33 L-168
 | Letrozole Diamide C17H17N5O2 M.W. 323.36 L-169
 | Letrozole N-Oxide C17H11N5O M.W. 301.31 L-1610
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