13C NMR studies of isomeric piperidine derivatives with opiate properties and related compounds
1981 ◽
Vol 15
(3)
◽
pp. 275-279
◽
1982 ◽
Vol 19
(4)
◽
pp. 222-224
◽
2003 ◽
Vol 661-662
◽
pp. 209-218
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1973 ◽
Vol 26
(12)
◽
pp. 717-724
◽
1980 ◽
Vol 21
(31)
◽
pp. 2965-2968
◽
1989 ◽
Vol 29
(1)
◽
pp. 83-88
◽
1994 ◽
Vol 269
(4)
◽
pp. 2521-2528