C
Sektion C — Chemie
;
Hüttenwesen
CHEMISTRY
;
METALLURGY
C07
Organische Chemie
[2]
ORGANIC CHEMISTRY
[2]
C07J
Steroide
(Secosteroide
C07C
)
[2]
STEROIDS
(seco-steroids
C07C
)
[2]
