(+-)-4-(1-Hydroxy-2-(methylamino)ethyl)-1,2-benzenediol (-)-Epinephrine, bitartrate salt 1,2-Benzenediol, 4-(1-hydroxy-2-(methylamino)ethyl)-, (+-)-, (R-(R*,R*))-2,3-dihydroxybutanedioate (1:1) (salt) 19947-47-8 Epinephrine bitartrate,dl