Isoprene78-79-5100 % similar Polyisoprene9003-31-0100 % similar 2-Methyl-1,3-pentadiene1118-58-745 % similar Methacrolein78-85-345 % similar Methyl vinyl ketone78-94-438 % similar Chloroprene126-99-833 % similar Neoprene9010-98-433 % similar Myrcene123-35-332 % similar β-Ocimene13877-91-331 % similar 2-(Trimethylsilyloxy)-1,3-butadiene38053-91-731 % similar