4,5,7-Triacetoxy-2-(3,4-bis(acetoxy)phenyl)-4H-1-benzopyran-3-yl-6-O-(2,3,4-tri-O-acetyl-6-deoxy-alpha-L-mannopyranosyl)-beta-D-glucopyranoside triacetate 94134-53-9 EINECS 302-822-8