InChI=1/C20H25N3O5/c1-3-13-11-23(20(27)22-19(13)26)18-9-15(24)16(28-18)10-21-17(25)8-14-7-5-4-6-12(14)2/h4-7,11,15-16,18,24H,3,8-10H2,1-2H3,(H,21,25)(H,22,26,27)/t15-,16+,18+/m0/s1/f/h21-22H C3B4A124AF7297F1