InChI=1/C20H29ClN2O4/c1-5-7-14(4)22-17(24)12-27-20(26)18(13(3)6-2)23-19(25)15-8-10-16(21)11-9-15/h8-11,13-14,18H,5-7,12H2,1-4H3,(H,22,24)(H,23,25)/t13-,14+,18-/m0/s1/f/h22-23H 7F3E5FF6F26FB7B7