116539-58-3 2-Thiophenepropanamine, N-methyl-gamma-(1-naphthalenyloxy)-, (+-)- LY 227942 LY-227942 N-Methyl-3-(1-naphthalenyloxy)-2-thiophenepropanamine N-Methyl-3-(1-naphthalenyloxy)-3-(2-thiophene)propanamide duloxetine