Và ?i?u này "nghe nh? m?t ??i tr?ng c?a 'Tuyên ngôn ph? quát v? quy?n con ng??i' do ??i h?i ??ng Liên H?p Qu?c thông qua n?m 1948".Compound 5 (endophenazine E) highlighted a phenazine nucleus in addition to a six-deoxyhexopyranose sugar as shown by 1H NMR. On the other hand, 7 aromatic protons with overlapped and sophisticated coupling break… Read More