97552-58-4 Bicyclo(2.2.1)heptane-1-methanesulfonic acid, 7,7-dimethyl-2-oxo-,(1)-, compd. with (7S-(7alpha,7aalpha,14alpha,14abeta))-dodecahyd ro-7,14-methano-2H,6H-dipyrido(1,2-a:1',2'-e)(1,5)diazocine (1:2) EINECS 307-111-6