관리번호	물질명	CAS	FEMA	이명
B077	Butyl levulinate	2052-15-5	2207	Butyl acetylpropionate; Butyl 4-ketovalerate; Butyl -butyrolactone; Butyl 4-oxopentanoate; Butyl 4-oxovalerate; n-Butyl acetopropionate; n-Butyl -ketovallerate; n-Butyl levulinate