InChI=1S/C21H23ClO8/c22-15-6-3-12(21-20(28)19(27)18(26)16(9-23)30-21)8-13(15)7-11-1-4-14(5-2-11)29-10-17(24)25/h1-6,8,16,18-21,23,26-28H,7,9-10H2,(H,24,25)/t16-,18-,19+,20-,21+/m1/s1