5-Chloro-1,3,3-trimethyl-6'-(piperidin-1-yl)spiro[indoline-2,3'-naphtho[2,1-b][1,4]oxazine] 5g

5-Chloro-1,3,3-trimethyl-6'-(piperidin-1-yl)spiro[indoline-2,3'-naphtho[2,1-b][1,4]oxazine] 5g