Ụlọ ọrụ anyị na-enye 2-bromofluorobenzene cas 1072-85-1, N, N-dimethylformamide dimethyl acetal cas 4637-24-5, 5-heptylresorcinol cas 500-67-4. A na-erekarị ngwaahịa anyị n'ụlọ na ná mba ọzọ. Anyị enwetala otuto sitere n'aka ndị ahịa nwere oke mma, ọnụ ahịa ezi uche na ọrụ zuru oke.