(2R,3S)-5,7-二(苄氧基)-2-[3,4-二(苄氧基)苯基]-3-色满醇

tetrabeuzyl-(-)-epicatechin

表儿茶素

[4,8]-2,3-cis-3,4-trans:2,3-trans-octa-O-benzyl-(-)-3-O-acetyl-(-)-epicatechin-(+)-catechin

procyanidin C4