13-butyl-13-ethoxy-6,11-dimethoxy-3,3-bis(4-methoxyphenyl)-3,13-dihydrobenzo [h]indeno[2,1-f]chromen,
13-butyl-13-ethoxy-6,11-dimethoxy-3,3-bis(4-methoxyphenyl)-3,13-dihydrobenzo [h]indeno[2,1-f]chromene,