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 five (endophenazine E) showcased a phenazine nucleus along with a 6-deoxyhexopyranose sugar as proven by 1H NMR. Having said that, seven aromatic protons with overlapped and complicated coupling split de… Read More