1,3-二甲基-1,3-二氢-2H-吲哚-2-酮

2-cyclohexylidene-4-methylcyclobutanone

1-methyl-3-methylidenespiro[3.5]nonan-2-one

2-溴-N-萘-2-基丙酰胺

2-Bromo-N-methylpropanamide