InChI=1/C17H21NO3/c1-11-3-5-18(6-4-11)10-13-8-17(20)21-16-7-12(2)15(19)9-14(13)16/h7-9,11,19H,3-6,10H2,1-2H3/p+1/fC17H22NO3/h18H/q+1 27FE827D9C337CAE