Writer: macro: star basic- HOW TO GET EXCLAMATION on msgbox

Hello!
I wrote:

sub y1
MsgBox(“Hello!!!”)
end sub

and it gave me an appropriate msg box

but when I wrote:
sub y2
MsgBox(“Hello”), - vbExclamation
end sub

I just got an error.

Please, how to get yellow excalmation mark on msgbox?

Many thanks!

Please format your question.

MsgBox("Hello!!!", 48)

https://help.libreoffice.org/Basic/MsgBox_Function_Runtime