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A	B	C	D	E	F
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2,8-Dimethyl-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole

N,N-Dimethyltetradecylamine

(+)-Dimethyl L-tartrate

D-Dimethyl tartrate

(-)-Dimethyl D-tartrate

Dimethyl sulfoxide

Dimethyl sulfide

Dimethyl sulfate

Dimethylsulfamoyl chloride

N,N-Dimethylsulfamide