3040-44-6
N-羟乙基哌啶
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18908-07-1
3-甲氧基苯异氰酸
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76875-81-5
2-piperidin-1-ylethyl N-(3-methoxyphenyl)carbamate
536-90-3
间氨基苯甲醚
51028-35-4
(4-nitrophenyl)carbamic chloride