p. 3166 - 3174
(2007/10/02)p. 1188 - 1189
(2007/10/02)3-benzyloxycarbonyl-4-phenyl-3-aza-7-oxatricyclo<4.1.0.02.5>heptane
2-benzyloxycarbonyl-3-phenyl-2-azabicyclo<2.2.0>hexa-5-ene
7-Phenyl-3-oxa-6-aza-tricyclo[3.2.0.02,4]hept-6-ene
7-Phenyl-3-oxa-6-aza-tricyclo[3.2.0.02,4]heptane