(E)-1-Pentyl-1,2,5,6-tetrahydro-3-pyridinecarboxaldehyde O-methyloxime monohydrochloride 139886-08-1 3-Pyridinecarboxaldehyde, 1,2,5,6-tetrahydro-1-pentyl-, O-methyloxime, monohydrochloride, (E)-