P
phong12a1


Tu 1,3,5-trimetylbenzel ( C9H12)_C6H3(CH3)3
hay dieu che Alinin ( C6H5NH2)
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@};-Moi thong tin nhanh send qua :nguyenvanphong_92
@-)Mong nhan duoc giup do!
hay dieu che Alinin ( C6H5NH2)
..........................................................................
@};-Moi thong tin nhanh send qua :nguyenvanphong_92
@-)Mong nhan duoc giup do!