6'-fluoro-4',9'-dihydro-N,N-dimethyl-4-phenylspiro(cyclohexane-1,1'(3'H)-pyrano(3,4-b)indol)-4-amine
6'-fluoro-4',9'-dihydro-n,n-dimethyl-4-phenylspiro(cyclohexane-1,1'(3'h)-pyrano(3,4-b)indol)-4-amine