$C_xH_yO_z+(2x+0,5y-z)[O]\rightarrow xCO_2+0,5yH_2O$$\Rightarrow m_{H_2O}=1,47+1,568-2,156=0,882 gam$
$\Rightarrow \begin{cases}n_{CO_2}=0,049 mol \\ n_{H_2O}=0,049 mol \end{cases}$
$\Rightarrow x:y:z=0,049:(2.0,049):\frac{1,47-0,049.12-0,049.2}{16}=1:2:1$
$\Rightarrow CTDG:CH_2O$