1-(2-Chloroethyl)-3-(5,6,7,8-tetrahydro-1-naphthyl)urea 102433-68-1 3-(2-Chloroethyl)-1-(5,6,7,8-tetrahydro-1-naphthyl)urea Urea, 1-(2-chloroethyl)-3-(5,6,7,8-tetrahydro-1-naphthyl)-