172984-44-0 2-(Ethylthio)-3-(phenylmethyl)spiro(benzo(h)quinazoline-5(3H),1'-cyclohexan)-4(6H)-one 2-(Ethylthio)-3-benzyl-4-oxo-1,2,3,4,5,6-hexahydrospiro(benzo(h)quinazoline-5,1'-cyclohexane) Spiro(benzo(h)quinazoline-5(3H),1'-cyclohexan)-4(6H)-one, 2-(ethylthio)-3-(phenylmethyl)-