InChI=1/C22H28N2O4/c1-24(2)22(27)14-28-20-10-6-15-3-7-18(11-17(15)12-20)23-13-21(26)16-4-8-19(25)9-5-16/h4-6,8-10,12,18,21,23,25-26H,3,7,11,13-14H2,1-2H3/p+1/t18-,21-/m1/s1/fC22H29N2O4/h23H/q+1 FB52A74009A8401E