dimethyl 1-ethyl-5-methyl-1H-indole-2,3-dicarboxylate

N-ethyl-N,4-dimethylaniline

1-乙基-1-(4-苯甲基)肼

10-ethyl-3,7-dimethyl-5-oxidobenzo[g]pteridin-5-ium-2,4-dione

N-ethyl-N-(4-methylphenyl)methanesulfonamide