In Excel, which of the following is a properly formatted IF function?

print $"A$ is greater", when $A1>B1,($IF$($print $"$ A and $B$ are equal", when $A1=B1,$ else print $"B$ is greater"$)))$

$"$A is greater", and $B$ are equal", $A1=B1,B$ is greater"$)))$

is greater",$($IF$($A$1=$B$1,$"A and $B$ are equal$,"$B is greater"$)))$

$,$ print $"A$ is greater",$($IF$($A$1=$B$1,$ print $"$ A and $B$ are equal", else print $"B$ is greater"$)))$