InChI=1/C21H23N3O6/c1-12(2)30-18-10-16(25)15(8-17(18)26)24-21-13-7-19(28-4)20(29-6-5-27-3)9-14(13)22-11-23-21/h7,9-12H,5-6,8H2,1-4H3 346166617BD1E41C