Serialization possible in 2D scan codes?

We are trying to make use of serialization (^SN) and came to a roadblock when it comes to using serialized data inside a 2D Data Matrix code.  The 2D scan code is truncated when I try this:



_1D20L0725B40_1D21LJM RDPPS_1DB0000CART_1DK98K0004N_1D7Q17GT_1E_04


Is it even possible to use serialization in a 2D scan code?