InChI=1/C13H15N3O2/c14-8-11-2-1-3-13(11)15-9-10-4-6-12(7-5-10)16(17)18/h4-7,11,13,15H,1-3,9H2/t11-,13+/m0/s1 2331AD67B6C7B626