InChI=1/C17H20ClNO3/c18-13-4-12(5-14(20)15(13)21)16(22)19-17-6-9-1-10(7-17)3-11(2-9)8-17/h4-5,9-11,20-21H,1-3,6-8H2,(H,19,22)/f/h19H DE3941720AF2334F