Drotaverine hydrochloride985-12-6100 % similar Drotaverine14009-24-693 % similar 3,4-Diethoxybenzaldehyde2029-94-943 % similar 4-Ethoxy-3-methoxybenzaldehyde120-25-240 % similar 3,4-Diethoxybenzeneethanamine61381-04-234 % similar 3,4-Diethoxybenzoic acid5409-31-433 % similar Propenylguaethol94-86-032 % similar 2-Ethoxybenzamidine hydrochloride18637-00-832 % similar 3,4-Diethoxybenzeneacetic acid38464-04-932 % similar 1,4-Benzodioxan-6-carboxaldehyde29668-44-831 % similar 3,4-Diethoxybenzohydrazide380482-31-531 % similar 3,4-Diethoxybenzeneacetonitrile27472-21-531 % similar Isosafrole120-58-131 % similar 1,2-Diethoxybenzene2050-46-630 % similar Dihydroberberine483-15-830 % similar