(2S)-3-(4-Hydroxyphenyl)-4-methyl-2-(4-(2-piperidin-1-yl-ethoxy)phenyl)-2H-chromen-7-ol 182167-04-0 252555-01-4 2H-1-Benzopyran-7-ol, 3-(4-hydroxyphenyl)-4-methyl-2-(4-(2-(1-piperidinyl)ethoxy)phenyl)-, (2S) Acolbifene Acolbifene [USAN] EM 652 EM-652 SCH 57068 SCH57068