InChI=1/C26H24NO3P/c28-31(29-24-17-9-3-10-18-24,30-25-19-11-4-12-20-25)26(23-15-7-2-8-16-23)27-21-22-13-5-1-6-14-22/h1-20,26-27H,21H2/t26-/m0/s1 8B0160B2E1554A4A