InChI=1S/C21H28ClNO5/c1-11-10-23(8-7-15-5-6-16(22)9-17(11)15)21(26)28-20-14(4)12(2)13(3)18(27-20)19(24)25/h5-6,9,11-14,18,20H,7-8,10H2,1-4H3,(H,24,25)/t11?,12-,13-,14+,18-,20?/m1/s1