Pot and implied odds with a river draw in a multiway pot?

[piki]

2/4 Full Ring.

You are on the button with 3 [img]/images/graemlins/heart.gif[/img] 4 [img]/images/graemlins/heart.gif[/img] . I limper. You attempt to steal betting 4xBB/$16. BB calls and EP calls.

($50/12.5BB) K [img]/images/graemlins/club.gif[/img] J [img]/images/graemlins/diamond.gif[/img] 5 [img]/images/graemlins/heart.gif[/img]

Checked around and you decide to check (for this example, bear with me).

($50/12.5BB) 6 [img]/images/graemlins/spade.gif[/img]

You believe all 8 of your outs are good and assume you lose without making your straight. You do not have a read on either player, and BB has equal chances to old/call/raise. BB checks and EP bets:

What pot and implied odds will you need to make a call from EP with BB still to act?