InChI=1/C15H21NO3/c1-4-9-18-14-7-5-6-8-15(14)19-11-13(17)10-16-12(2)3/h1,5-8,12-13,16-17H,9-11H2,2-3H3/p+1/t13-/m0/s1/fC15H22NO3/h16H/q+1 8F962C9E078E91AD