(1S,2S,4S,5R)-1-(anthracen-9-ylmethyl)-2-((R)-hydroxy(quinolin-4-yl)methyl)-5-vinyl-1-azoniabicyclo[2.2.2]octane chloride; sodium hydroxide in dichloromethane T=-20°C; 96 h; Inert atmosphere;

(1S,2S,4S,5R)-1-(anthracen-9-ylmethyl)-2-((R)-hydroxy(quinolin-4-yl)methyl)-5-vinyl-1-azoniabicyclo[2.2.2]octane chloride; sodium hydroxide in dichloromethane; toluene T=0°C; 5 h; Inert atmosphere; optical yield given as percent eeenantioselective reaction;