U1R1E1T1H4A1N1S1
11 points
URETHANS is validvalid
URETHAN, urethane [n]
URETHAN, a crystalline ether, used as an anaesthetic and pesticide, also URETHANE [n]
URETHAN, urethane [n]
URETHAN, a crystalline ether, used as an anaesthetic and pesticide, also URETHANE [n]