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- The IR spectrum of a sample contains absorptions at 3050, 2950, and 1620 cm-1. Towhat class of organic compound does this sample most likely belong? ExplainA) alkaneB) alkeneC) alkyneD) esterE) alcoholWhich of the following structure, if flat, would be classified as antiaromatic?Can you give me detail about the chiral carbon step by step with an examples, please?