phosphatidylcholine 14:0 PC(9:0/5:0) 1-nonanoyl-2-valeryl-sn-glycero-3-phosphocholine 481.280 481.561 C22H44NO8P CHEBI:137853 InChI=1S/C22H44NO8P/c1-6-8-10-11-12-13-15-21(24)28-18-20(31-22(25)14-9-7-2)19-30-32(26,27)29-17-16-23(3,4)5/h20H,6-19H2,1-5H3/t20-/m1/s1 LIPID_MAPS_instance:LMGP01011269 VESDWRSCFBIZSC-HXUWFJFHSA-N [C@](COC(=O)CCCCCCCC)(OC(=O)CCCC)([H])COP(OCC[N+](C)(C)C)([O-])=O chebi_ontology