I'd go for 0.5 at 60 and 0.25 at 5. Browns can be made with or without aroma hops, just don't use much. 0.75 oz. of NB for bittering will push it towards an ESB.
Remember one unassailable statistic, as explained by the late, great George Carlin: "Just think of how stupid the average person is, and then realize half of them are even stupider!"
"I would like to die on Mars, just not on impact." Elon Musk