000389: InChI=1.12Beta/C16H17Cl2NO2/c17-13-5-1-11(2-6-13)15(19-9-10-20)16(21)12-3-7-14(18)8-4-12/h1-8H,9-10H2,15-16H,19-21H/t15-,16+/m1/s1