000254: InChI=1.12Beta/C18H22NO3P/c20-23(19-16-10-4-1-5-11-16,21-17-12-6-2-7-13-17)22-18-14-8-3-9-15-18/h1H2,2-3H,4-5H2,6-9H,10-11H2,12-16H,(H,19,20)