共 17 条
[1]
Badgett C.O., 1947, US Patent, Patent No. [#US 2432642, 2432642]
[5]
HOSMANE RS, 1988, SYNTHESIS-STUTTGART, P242
[6]
HUANG GF, 1974, CHEM PHARM BULL, V22, P1938
[9]
LEVY GC, 1979, NITROGEN 15 NUCLEAR, P81
[10]
Richardson CH, 1930, J AGRIC RES, V40, P1007