chloropyrazin,tetrahydrofuran,methanone,furan
Tetrahydrofuran
41943-01-5(1S,2R,3R,7R,10R,11S,14R,15S)-15-[(3R)-5-(3,3-dimethyloxiran-2-yl)-2-hydroxy-3-methyltetrahydrofuran-3-yl]-7-hydroxy-6,6,10-trimethylpentacyclo[12.3.1.0~1,14~.0~2,11~.0~5,10~]octadec-3-yl acetate (non-preferred name) 135179-21-42-[6-[1-[(2S,5R,7S,8R,9S)-9-hydroxy-2-[(5S)-5-[(2R,3S,5R)-3-[(2S,5S,6R)-5-hydroxy-6-methyl-tetrahydropyran-2-yl]oxy-5-[(3S,5R,6S)-6-hydroxy-3,5,6-trimethyl-tetrahydropyran-2-yl]tetrahydrofuran-2-yl]-5-methyl-tetrahydrofuran-2-yl]-2,8-dimethyl-1,6-dioxaspi