pandoc-2.2.1: test/command/4576.md
```
% pandoc -f latex -t native
$\rho_\text{D$_2$O}=866$
^D
[Para [Math InlineMath "\\rho_\\text{D$_2$O}=866"]]
```
```
% pandoc -f latex -t native
$\rho_\text{D$_2$O}=866$
^D
[Para [Math InlineMath "\\rho_\\text{D$_2$O}=866"]]
```