1	BR7	Bromomemantine	1.000
2	377	Memantine	0.929
3	308	(3s,5s,7s)-tricyclo[3.3.1.1~3,7~]decan-1-amine	0.786
4	LOW	(5~{S},7~{R})-3-azanyladamantan-1-ol	0.733
5	ADM	Adamantane	0.714