Please answer the following synteses:
Suggest a synthesis of CS, the active component in tear gas....
Suggest a synthesis of CS, the active component in tear gas. Your starting materials are dicyanomethane and 2-chlorotoluene Here is a challenge: Gabapentin is another compound used for the treatment of epilepsy. It is an anticonvulsant that is structurally similar to the neurotransmitter gamma-aminobutanoic acid (GABA). Prepare Gabapentin starting from diethyl malonate and cyclohexenone. 4-MBC or 4-methylbenzylidene camphor is a highly conjugated compound used in sunscreens. Propose a synthesis of this compound from camphor and toluene and any other reagents you require.