android - Launch new Hangouts Dialer from an Intent -

with release of new hangouts app (2.3) , hangouts dialer, wondering if knew how trigger dialer intent. when use standard intent.action_call or intent.action_dial don't new hangouts dialer in list.

is there different intent type or uri has found allow me start call app on new hangouts dialer directly?

thanks in advance.

tried hangouts v2.5.8xxxx

intent.action_dial intent filter hangouts.