data:image/png;base64,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:image/png;base64,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

Take any number of input lists, and create a new list containing the items of the input lists. So APPEND [A B] [C D] where the [,,,] are lists reports the list [A B C D] not [[A B] [C D]].

11111

C,B,D,A,FCB,AD