N·I·T·R·O·G·E·N·R·Å·S·T·O·F·F
urea
Beste svar
S·T·O·F·F·S·K·I·F·T·E·P·R·O·D·U·K·T
18 bokstaver
Andre svar
U·R·I·N·S·T·O·F·F
K·A·R·B·A·M·I·D
G·J·Ø·D·S·E·L
A·M·I·D