IRIS 2025.1.CE: the error is the same.

Why the %Library.EntityProjectionUtil class is missing in the system is a good question for developers.

##class(%DynamicObject).%FromOref()

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Script Command Arguments:

Note:

Any ASCII (extended) character except NUL (000) can be produced via <ddd> where ddd is the decimal value of the character.

USER>w $a("<")
60
USER>w $a(">")
62

So, something similar is needed:

echo: off
send: s V=4 I (V<60>48!(V<62>57))&&(V<60>65!(V<62>90))&&(V<60>97!(V<62>122))  W A,?10,G,?30,B,!
wait for:USER>