InChI=1S/2C9H13N.C4H7NO4/c2*1-8(10)7-9-5-3-2-4-6-9;5-2(4(8)9)1-3(6)7/h2*2-6,8H,7,10H2,1H3;2H,1,5H2,(H,6,7)(H,8,9)/t;;2-/m..0/s1