81683-40-1
4-butylamino-2-methylthioquinazoline
66433-13-4
2-butylamino-4-methylthioquinazoline
81683-41-2
N2,N4-dibutylquinazoline-2,4-diamine
340261-78-1
N-butyl-2,3,3,3-tetrafluoro-2-(trifluoromethyl)propanamide
431-89-0
七氟丙烷

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