4-22-00-05652 (Beilstein Handbook Reference) 4-Amino-6,7-dihydro-3-methyl-5H-1-pyrindin-2-ol 5453-87-2 5H-1-Pyrindin-2-ol, 4-amino-6,7-dihydro-3-methyl- BRN 0140517 NSC 18905