6,9,17,19-Tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0~2,11~.0~3,8~.0~15,20~]henicosa-2,8,10,15,17,19-hexaen-21-yl 4-hydroxybenzoate

4-Hydroxybenzoate de 6,9,17,19-tétrahydroxy-5,13-bis(4-hydroxyphényl)-4,12,14-trioxapentacyclo[11.7.1.0~2,11~.0~3,8~.0~15,20~]hénicosa-2,8,10,15,17,19-hexaén-21-yle

6,9,17,19-Tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0~2,11~.0~3,8~.0~15,20~]henicosa-2,8,10,15,17,19-hexaen-21-yl 4-hydroxybenzoate

6,9,17,19-Tetrahydroxy-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0~2,11~.0~3,8~.0~15,20~]henicosa-2,8,10,15,17,19-hexaen-21-yl-4-hydroxybenzoat

Benzoic acid, 4-hydroxy-, 3,4-dihydro-3,5,11,13-tetrahydroxy-2,8-bis(4-hydroxyphenyl)-8,14-methano-2H,14H-1,7,9-trioxabenzo[6,7]cycloocta[1,2-a]naphthalen-15-yl ester

ent-Epiafzelechin(2a->7,4a->8)epiafzelechin 3-(4-hydroxybenzoic acid)