甲基蝶啶（2-氨基-4-羟基-6-甲基蝶啶）

称谓

6-methylpterin

3D结构

CC1=CN=C2C(=N1)C(=O)NC(=N2)N

$结构式：$

-

\usepackage{chemfig}
\begin{document}
\chemfig{
N=[7,0.8](-[6,0.6]NH_2)-[,0.8]N=[1,0.8](-[,0.6]OH)-[3,0.8]
(-[1,0.8]N=[3,0.8]
(-[2,0.6])
-[4,0.8]=[5,0.8]N-[7,0.8])
=[4,0.8]-[5,0.6]
}

\end{document}

-

\usepackage{chemfig}
\begin{document}
\chemfig{
N=[7,0.8]C(-[6,0.6]NH_2)-[,0.8]N=[1,0.8]C(-[,0.6]OH)-[3,0.8]C
(-[1,0.8]N=[3,0.8]C
(-[2,0.6]CH_3)
-[4,0.8]C(-[2,0.3]H)=[5,0.8]N-[7,0.6])
=[4,0.8]C-[5,0.6]
}

\end{document}