Fehler:
C3H8O %2B I2 %2B NaOH %3D HCOONa %2B CHI3 %2B HI
^Unerwartets Zeichen ('%')C3H8O %2B I2 %2B NaOH %3D HCOONa %2B CHI3 %2B HI
^Unerwartets Zeichen ('%')