A.α-生育酚 B.β -生育酚 C.γ -生育酚 D.α-生育三烯酚 E.β-生育三烯酚
A.維生素D3 B.1-OH-D3 C.25-OH-D3 D.24-OH-D3 E.1,25-(OH)2-D3
A.1/2 B.1/4 C.1/6 D.1/12