What is the IUPAC name of the following compound?
3-ethanalcyclohex-2-en-1-oic acid
3-(1-formylmethyl)cyclohex-3-ene-1-carboxylic acid
3-(1-formylmethyl)cyclohex-2-ene-1-carboxylic acid
3-ethanal cyclohex-2-ene-1-carboxylic acid
3-(1-formylmethyl)cyclohex-2-ene-1-carboxylic acid