1H-Indol-4-ol, 4-(2-(3,4-dimethoxyphenyl)ethenyl)octahydro-, (3a-alpha,4-beta,4(Z),7a-alpha)-(+-)-, (Z)-2-butenedioate (2:1) (salt) 66690-81-1 Bis(3aRS,4SR,7aRS)-4-(3,4-dimethoxy-(Z)-styryl)hexahydro-4-idolinol maleate Bis(4-(3,4-dimethoxystyryl)hexahydro-4-indolinol)