InChI=1/C16H17N3O3/c1-2-19-16-9-3-8-4-12(20)13(21)6-14(8)22-15(9)5-11(18)10(16)7-17/h4,6,9,15,18-21H,2-3,5H2,1H3/t9-,15-/m0/s1 3EF24598842721E2