3,4-二氢-2H-吡喃-2-羧酸乙酯

1-乙基-1H-吲哚-5-甲腈

1-ethyl-10H-phenothiazine

9-ethoxyfuro[3,2-g]chromen-7-one

2-(4-ethylpiperazin-1-yl)-5,6,7,8-tetrahydroquinazoline