18886-42-5 3-Pyrrolidinemethanol, alpha-ethyl-1-methyl-alpha-phenyl-, propionate (ester), fumarate (1:1) AHR-1767 alpha-1-(1-Methyl-3-pyrrolidinyl)-1-phenylpropyl propionate fumarate alpha-Ethyl-1-methyl-alpha-phenyl-3-pyrrolidinemethanol propionate fumarate