InChI=1/C15H19NO3/c17-9-11-18-10-8-16-12-14-6-7-15(19-14)13-4-2-1-3-5-13/h1-7,16-17H,8-12H2/p+1/fC15H20NO3/h16H/q+1 18FA3F6A8CAF9CC6