"Ethyl 4,6-dichloro-5-nitronicotinate "
"Ethyl 4,6-dichloro-5-nitronicotinate "
"Ethyl 4,6-dichloro-5-nitronicotinate "
"Ethyl 4,6-dichloro-5-nitronicotinate "
4,6-二氯-5-硝基煙酸乙酯
"4,6-二氯-5-硝基煙酸乙酯"
"4,6-二氯-5-硝基煙酸乙酯"
"4,6-二氯-5-硝基煙酸乙酯"
"4,6-二氯-5-硝基煙酸乙酯"