What is the Form Field Code for First Name?

I used the full name field on my form which has a field for first name and a field for last name. In my autoresponder email I would like to write, Dear [first name]" What is the form field code for first name? Currently, it's trying to plug in full name.

Thanks!

Hi, if this is the form in question: https://www.jotform.com/92125058302145

Please try with this variable:

{accountsPayable:first}

{accountsPayable:last}

Let us know if you need more help.

Perfect. Thanks for your help!