(10,11-Dihydro-5H-dibenzo(a,d)cyclohepten-10-yl)urea 31719-66-1 BRN 2858168 N-(10,11-Dihydro-5H-dibenzo(a,d)cyclohepten-10-yl)urea Urea, (10,11-dihydro-5H-dibenzo(a,d)cyclohepten-10-yl)-