共 15 条
[2]
BOSE AK, 1972, TETRAHEDRON LETT, P4091
[3]
BOSE AK, 1973, SYNTHESIS-STUTTGART, P216
[4]
BOSE AK, 1967, Patent No. 3337590
[5]
DOYLE F. P., 1964, ADVANCE DRUG RES, V1, P1
[6]
GORMAN M, 1972, CEPHALOSPORIN PENICI
[8]
LEVINE SD, 1970, Patent No. 2030989