morphine organic cation ammonium ion derivative morphine(1+) BQJCRHHNABKAKU-KBQPJGBKSA-O morphine cation morphine [H][C@]12C=C[C@H](O)[C@@H]3Oc4c(O)ccc5C[C@H]1[NH+](C)CC[C@@]23c45 286.34560 C17H20NO3 InChI=1S/C17H19NO3/c1-18-7-6-17-10-3-5-13(20)16(17)21-15-12(19)4-2-9(14(15)17)8-11(10)18/h2-5,10-11,13,16,19-20H,6-8H2,1H3/p+1/t10-,11+,13-,16-,17-/m0/s1 CHEBI:58097 The conjugate acid of morphine arising from protonation of the tertiary amino group; major species at pH 7.3. 17-methyl-7,8-didehydro-4,5alpha-epoxymorphinan-17-ium-3,6alpha-diol chebi_ontology 286.14377 +1