(1R,3S,5R,6S)-6-Acet-oxy-8-methyl-3-(p-tolyl-sulfon-yloxy)-8-azoniabicyclo-[3.2.1]octane (2R,3R)-2,3-bis-(benzo-yloxy)-3-carboxy-propanoate.

(1R,3S,5R,6S)-6-Acet-oxy-8-methyl-3-(p-tolyl-sulfon-yloxy)-8-azoniabicyclo-[3.2.1]octane (2R,3R)-2,3-bis-(benzo-yloxy)-3-carboxy-propanoate.