the top is a person's head, the bottom is the cloth. Well, it is not clear. Let's see its bronze script
the top is still the head of a person, and the bottom are cloth with two short sleeves.
Its small seal script is
which changed a little bit, more like a cloth with longer sleeves.
Its clerical script is
Its current standard printing script is
which is very similar to the clerical script.
Its Pinyin is Yi1.