(2017/08/01)
diazomethane
2'-norcocsuline
(S)-72-benzoyl-34,76,7,92-tetramethoxy-71,2,3,4-tetrahydro-4,8-dioxa-12-aza-3(1,3),5,9(1,4)-tribenzena-7(1,8)-isoquinolina-tridecaphanedioic acid 13-tert-butyl ester 1-(4-nitro-phenyl) ester
2-benzyl-7,6'-epoxy-6,12'-dimethoxy-2'-methyl-(1'αH)-oxyacanthane
2-benzoyl-6,7,6',12'-tetramethoxy-2'-methyl-(1'αH)-oxyacanthane