Question: please label peaks & and findd structure moleculee thank u Mass spec m/2(%):42(76),55(100),114(M,13) UV max() : no absorption peaks >220nm IR: H NMR 1.55(2H),1.60(2H),1.87(2H),2.23(2H),4.06(2H) :

please label peaks & and findd structure moleculee thank u

Mass spec m/2(%):42(76),55(100),114(M,13) UV max() : no absorption peaks >220nm IR: H NMR 1.55(2H),1.60(2H),1.87(2H),2.23(2H),4.06(2H) : HNMR86.12 (1H). 6.27 (1H). 6.45 (1H). 9.68(1H)

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